What will be the character following salts are acidic, basic, or neutral at 25C: (a), Q:Complete the following table with the needed [H3O+], [OH], and pH, and classify the solution as, A:Given: Table We will first draw ICE table and then, Q:Write the net ionic equation for the hydrolysis reaction that occurs when sodium [latex]=\frac{\left[{\text{CH}}_{3}{\text{CO}}_{2}\text{H}\right]\left(2.5\times {10}^{-6}\right)}{\left(0.050\right)}=5.6\times {10}^{-10}[/latex]. Question = Is IF4-polar or nonpolar ? Then, classify the, Q:Two boxes are given below. pOH = 14 - 8.58 A solution of this salt contains ammonium ions and chloride ions. HS. Determine the acetic acid concentration in a solution with [latex]\left[{\text{CH}}_{3}{\text{CO}}_{2}{}^{\text{-}}\right]=0.050M[/latex] and [OH] = 2.5 [latex]\times [/latex] 106M at equilibrium. K+ will not hydrolyze, but the CN- anion will attract an H+away from the water: \[CN^-_{(aq)} + H_2O_{(l)}\rightleftharpoons HCN_{(aq)} + OH^-_{(aq)}\]. It is also called muriatic acid. II. Start your trial now! tha acid dissosciation constant, Ka of the monoprotic acid, HA, A:this is acid base titration. a.) Note that some of these aluminum species are exhibiting amphiprotic behavior, since they are acting as acids when they appear on the right side of the equilibrium expressions and as bases when they appear on the left side. Question = Is C2H6Opolar or nonpolar ? The acetate ion behaves as a base in this reaction; hydroxide ions are a product. The value of Kb can be calculated from the value of the ionization constant of water, Kw, and Ka, the ionization constant of the conjugate acid of the anion using the equation: For the acetate ion and its conjugate acid we have: [latex]{K}_{\text{b}}\left(\text{for}{\text{CH}}_{3}{\text{CO}}_{2}{}^{\text{-}}\right)=\frac{{K}_{\text{w}}}{{K}_{\text{a}}\left(\text{for}{\text{CH}}_{3}{\text{CO}}_{2}\text{H}\right)}=\frac{1.0\times {10}^{-14}}{1.8\times {10}^{-5}}=5.6\times {10}^{-10}[/latex]. NaHCO3 is a base. Assume that you can ignore air resistance for this problem. Some salts formed in neutralization reactions may make the product solutions slightly acidic or slightly basic. Consider the positive ion of this salt. Why did Ukraine abstain from the UNHRC vote on China? But its not the hydroxyl group; it is the OH- hydroxide ion that makes the compound a Lewis base. By the end of this module, you will be able to: As we have seen in the section on chemical reactions, when an acid and base are mixed, they undergo a neutralization reaction. A:Two questions based on acid base concept, which are to be accomplished. The pH of the solutions may be calculated using familiar equilibrium techniques, or it may be qualitatively determined to be acidic, basic, or neutral depending on the relative Ka and Kb of the ions involved. https://link.springer.com/article/10.1007/BF02654424, We've added a "Necessary cookies only" option to the cookie consent popup. Acids and bases are, Q:If each of the following is dissolved in water, will the solution be acidic, The base is, Q:A: Classify the following as Brnsted acids, bases or both. 2003-2023 Chegg Inc. All rights reserved. Use 4.0 [latex]\times [/latex] 1010 as Ka for HCN. Depending on the acid-base properties of its component ions, a salt can dissolve in water to produce a neutral solution, a basic solution, or an acidic solution. Write the letter that corresponds to, A:According to Bronsted and Lowry , the compound which donate H+ ( proton ) is called acid and which. HO CH3NH3NO3 NaF BaBr2 Expert Answer 89% (18 ratings) acidic, alkali \[\ce{H2CO3(aq) + H2O(l) <=> H3O^{+}(aq) + HCO^{-}3(aq)} \nonumber\], \[\ce{HCO^{-}3(aq) + H2O(l) <=> H3O^{+}(aq) + CO^{2-}3(aq)} \nonumber \]. Cr(NO3)3 + 3HOH ==> Cr(OH)3 + 3HNO3 What is the point of Thrower's Bandolier? I. Q:Based on the structure of SiF2 explain whether SIF2 is a Lewis acid, a Lewis base, Do new devs get fired if they can't solve a certain bug? See answer (1) Best Answer. Weak base + strong acid = acidic salt. For Ca(OH)2 solution [OH] is roughly twice molar concentration of calcium hydroxide, which is roughly 0.025 for saturated solution. Which of the following beakers best represents a container of a weak acid, HA, in water? He hits two successive pitches at different angles but at exactly the same speed. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers. pH of solution Why? An acid is a molecule or ion capable of donating a, In chemistry, bases are substances that, in aqueous solution, are slippery to the touch, taste astringent, change the color of. When it reacts with an acid such as lemon juice, buttermilk, or sour cream in a batter, bubbles of carbon dioxide gas are formed from decomposition of the resulting carbonic acid, and the batter rises. Baking powder is a combination of sodium bicarbonate, and one or more acid salts that react when the two chemicals come in contact with water in the batter. Write the reaction and identify the acid,, A:Given here, Nitric acid reacts with ammonia to yield ammonium nitrate \[NH_4NO_{3(s)} \rightarrow NH^+_{4(aq)} + NO^-_{3(aq)}\]. To calculate :- One example is the use of baking soda, or sodium bicarbonate in baking. Ball 111 and ball 222 follow the paths shown. There are several guiding principles that summarize the outcome: Do not be intimidated by the salts of polyprotic acids. Determine if the following salt is neutral, acidic or basic. D) SCN. #acid #base #salts#class10science #class9science In this video, we're going to learn about the acid base and salts#shorts #shortsfeed #educational . Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Cooking is essentially synthetic chemistry that happens to be safe to eat. The word neutralization seems to imply that a stoichiometrically equivalent solution of an acid and a base would be neutral. First of all, we know a few things: Take for example dissociation of \(\ce{H2CO3}\), carbonic acid. Is this compound a Brnsted acid, a Brnsted base, a Lewis acid or a Lewis base, or some combination of these. Timberlake, Karen C. Chemistry 101 Introductory Chemistry. Q:When lithium oxide 1Li2O2 is dissolved in water, the solution turns basic from the reaction of the, A:Acid base theory- However, the acetate ion, the conjugate base of acetic acid, reacts with water and increases the concentration of hydroxide ion: [latex]{\text{CH}}_{3}{\text{CO}}_{2}{}^{\text{-}}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{CH}}_{3}{\text{CO}}_{2}\text{H}\left(aq\right)+{\text{OH}}^{\text{-}}\left(aq\right)[/latex]. Here are examples of the four types. The LibreTexts libraries arePowered by NICE CXone Expertand are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. View this solution and millions of others when you join today! Draw the Lewis electron-dot formula for the hydrazine molecule. This reaction produces a hydronium ion, making the solution acidic, lowering the pH below 7. I just wanted to make sure that I knew which was which. Answer (1 of 2): Methylammonium perchlorate is a rocket propellant and explosive and can be thought of as consisting of the CH3NH3+ cation and the ClO4- anion. Q:What is the conjugate base of formic acid, HCO2H? Our videos will help you understand concepts, solve your homework, and do great on your exams. Q:State whether 0.1 M solutions of each of the following salts are acidic, basic, or neutral. LiF = basic. In general, salts where the anion is not a base and the cation is the conjugate acid of a weak base (in this case, CH 3 NH 2 is a weak base and CH 3 NH 3+ is its conjugate . Will NO3 ions affect the pH of a solution? vegan) just to try it, does this inconvenience the caterers and staff? Negligible Basicity. View this solution and millions of others when you join today! It only takes a minute to sign up. What I've experienced: Salts are composed of related numbers of cations (positively charged ions) and anions (negative ions) so that the product is electrically neutral (without a net charge). The beneficial bacteria feed on starches in the cucumber and produce lactic acid as a waste product in a process called fermentation. a. HC3H3O3 b. HCN c. H2SO4 d. H2SO3. Check out a . The value of Ka for this acid is not listed inIonization Constants of Weak Acids, but we can determine it from the value of Kb for aniline, C6H5NH2, which is given as 4.6 [latex]\times [/latex] 1010 (Relative Strengths of Acids and Basesand Ionization Constants of Weak Bases): [latex]{K}_{\text{a}}\left(\text{ for }{\text{C}}_{6}{\text{H}}_{5}{\text{NH}}_{3}{}^{\text{+}}\right)\times {K}_{\text{b}}\left(\text{ for }{\text{C}}_{6}{\text{H}}_{5}{\text{NH}}_{2}\right)={K}_{\text{w}}=1.0\times {10}^{-14}[/latex] This is enough to create pH about 10-11" I appreciate to solve and explain it.thanks. Q:Predict whether 1.0 M of NaNO2(aq) is acidic, basic or neutral? HA (aq) H+(aq) +, Q:Which of the following is a Lewis acid? However, This alcohol exhibits weak acidic properties because the CH3 group and OH functional group leads to releasing negative ions in the aqueous solution. Write a formula for the conjugate base formed when each of the following behaves as a Brnsted acid: a. HSO4 b. CH3NH3+ c. HClO4 d. NH4+ e. HCl. pOH = 14 - pH This might not be the case. The [latex]{\text{NH}}_{4}{}^{\text{+}}[/latex] ion is acidic and the Cl, The [latex]{\text{NH}}_{4}{}^{\text{+}}[/latex] ion is listed as being acidic, and the F. Which substance, NH3 or N2H4, would you expect to be more basic? . Now, NO3- won't attract an H+ because it is usually from a strong acid. 2. CH3NH2 is a weak base (Kb=5.0104), so the salt CH3NH3NO3 acts as a weak acid. . Wikipedia states the $\mathrm{p}K_\mathrm{a}$ of $\ce{CaCl2}$ is between 8-9, which is in fact slightly acidic, confirming . Because Perchloric Acid is a strong acid, it's Conjugate Base, ClO4- is Weak, and is negligible because it's not that basic. Get access to millions of step-by-step textbook and homework solutions, Send experts your homework questions or start a chat with a tutor, Check for plagiarism and create citations in seconds, Get instant explanations to difficult math equations, The substance that constitutes everything in the universe is known as matter. (Hint : In each case, draw the Lewis electron dot structure of the molecule or ion. SrBr2, -neutral (salt of a strong acid and a strong base) Determine whether aqueous solutions of the following salts are acidic, basic, or neutral: Consider each of the ions separately in terms of its effect on the pH of the solution, as shown here: If we measure the pH of the solutions of a variety of metal ions we will find that these ions act as weak acids when in solution. LiOH The new step in this example is to determine Ka for the [latex]{\text{C}}_{6}{\text{H}}_{5}{\text{NH}}_{3}{}^{\text{+}}[/latex] ion. What, A:Givendata,Molarityofbutylamine=0.47MpH=12.13, Q:Amethocaine,C15H25N2O2Cl, is the salt of the basetetracaineandhydrochloric acid. Write formulas for two salts that (a) contain Ni3+ and are acidic. Bronsted-Lowry base in inorganic chemistry is any chemical substance that can accept a proton from the other chemical substance it is reacting with. Na+ is the conjugate acid of a strong base, NaOH. In chemistry, a salt is an ionic compound that can be formed by the neutralization reaction of an acid and a base. Imagine each box is filled with water. Several antacids have aluminum hydroxide, Al(OH)3, as an active ingredient. Question: Is B2 2-a Paramagnetic or Diamagnetic ? A salt can be made of either a weak acid and strong base, strong acid and weak base, a strong acid and strong base, or a weak acid and weak base. O a. H2S Different atoms combine together to give rise to molecules that act as a foundation for a, When a chemical species is transformed into another chemical species it is said to have undergone a chemical reaction. A strong acid and a weak base yield a weakly acidic solution, not because of the strong acid involved, but because of the conjugate acid of the weak base. III. If acidic or basic, write the appropriate equilibrium equation for the acid or base that exists when the salt is dissolved in aqueous solution. The salt (CH3)3NHBr when dissolved in water produces (CH3)3NH+ and Br - ions.Br - . from which acid and which base. Here are examples of the four types. When water and salts react, there are many possibilities due to the varying structures of salts. Find answers to questions asked by students like you. One might argue how an OH group can be considered as a base. If the density of white vinegar is, Q:Calculate [OH] in the following aqueous solution at 25 C [H3O+]=1.6108 M. Milk of Magnesia is a suspension of the sparingly soluble base magnesium hydroxide, Mg(OH)2. (aq) - HF If so, it can behave as a Lewis acid.) Accessibility StatementFor more information contact us atinfo@libretexts.orgor check out our status page at https://status.libretexts.org. Q:Is NaOAcan acidic, basic, or pH-neutralsalt? This reduces the odor of the fish, and also adds a sour taste that we seem to enjoy. Expert Answer 100% (2 ratings) CH3NH3NO3 is a salt produced by the neutralization reaction between methyl amine CH3NH2 (a weak base) and ni View the full answer Previous question Next question is the salt, A:Solving only first question in accordance with guidelines. The general equation is, Q:Calculate the pH of each of the following strong acid solutions: 0.225 g of HClO3 in 2.00 L of, A:Strong acid dissociates completely when dissolved in water. A) Fe3* When an aluminum ion reacts with water, the hydrated aluminum ion becomes a weak acid. Get access to millions of step-by-step textbook and homework solutions, Send experts your homework questions or start a chat with a tutor, Check for plagiarism and create citations in seconds, Get instant explanations to difficult math equations, Chemical equilibrium and ionic equilibrium are two major concepts in chemistry. a. NaBr, b. K2SO3, c. NH4NO2, d. Cr(NO3). @AdnanAL-Amleh pH+pOH is roughly 14. Wikipedia states the $\mathrm{p}K_\mathrm{a}$ of $\ce{CaCl2}$ is between 8-9, which is in fact slightly acidic, confirming my theory. Chemical formula of calcium carbide- CaC2. pH are measured to have lower pH values than basic or alkaline solutions. Write abalanced chemical equation showing how, A:(a) NO3- ions will not affect the pH. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. A:The reaction of acid with base results in the formation of salt and water. "Calcium hydroxide has solubility about 1.9 g/L. A 0.10 M solution of chloroacetic acid, ClCH2COOH, has a pH of 1.95. The ionization, Q:What will be the character following salts are acidic, basic, or neutral at 25C: (a) Cu(CH3COO)2;, A:Given, Methanol comes under primary alcohols and hence is stronger than secondary and tertiary alcohols but weaker than water. CH3NH3NO3 NaF BaBr2 This problem has been solved! To complete the other steps, follow the same manner of this calculation. If the salt comes from a STRONG acid and weak base, the pH will be acidic (<7) If the salt comes from s STRONG base and a weak acid, the pH will be basic (>7) Write the chemical equation in which hydrazine reacts with hydrochloric acids to form the salt N2H5Cl. Expert Solution. It's still just a salt. Calculate Ka for the acid. A solution of a weak acid reacts with a solution of a strong base to form the conjugate base of the weak acid and the conjugate acid of the strong base. HF As per the definition, a compound or molecule that can donate electrons to form bonds is considered a Lewis base. ammonium sulfite ((NH4)2SO3) sodium citrate (Na3C6H5O7) sodium hydrogen. *MasteringChemistry Wiki User 2013-03-22 21:22:03 This answer is:. But we don't need to do that here) so 1.9 x 10 -11 x 2 /0.80 and you obtain x = 3.9 x 10 -6 = [H +] Take the -log of [H +] and you will have the pH of the solution. The lining of the esophagus is not protected from the corrosive effects of stomach acid the way the lining of the stomach is, and the results can be very painful. The answers to these questions can be found in the attached files section at the bottom of the page. How many grams of KOH were added? However, in this case, the hydrated aluminum ion is a weak acid (Figure2) and donates a proton to a water molecule. e. NH,+, A:ALewis acid is therefore any substance, that can accept a pair of nonbonding electrons. Weak Acid is HA and strong base is NaOH. You mean : $\ce{Ca(OH)2_\mathrm{(aq)} <=>Ca(OH)^+_\mathrm{(aq)} + OH^-_\mathrm{(aq)}}$ , so: $$[\ce{OH-}]=[\ce{Ca(OH)2}] = \frac{1.9}{74}=\pu{0.025M}$$. The pH scale goes from 0-14, with 7 being neutral, below 7 being acidic and above 7 being basic. NH4Ac + HOH ==> NH4OH + HAc And hence, as it is an electron-rich compound that can donate the electrons to other molecules, it exhibits a property of Lewis Base. Q:Write the formula of the conjugate base of CH3CO2H. Be sure to include the proper phases for all species within the reaction. A compound that can donate protons are considered acids but here in Methanol; as a result, water is a better proton donor, which makes Methanol a weak acid. \[ \mathrm{C}_{5} \mathrm{H}_{5} \mathrm{NHI}. In spite of the unusual appearance of the acid, this is a typical acid ionization problem. However, even if we mix stoichiometrically equivalent quantities, we may find that the resulting solution is not neutral. [latex]\text{Zn}{\left({\text{H}}_{2}\text{O}\right)}_{4}{}^{2+}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{H}}_{3}{\text{O}}^{\text{+}}\left(aq\right)+\text{Zn}{\left({\text{H}}_{2}\text{O}\right)}_{3}{\left(\text{OH}\right)}^{\text{+}}\left(aq\right){K}_{\text{a}}=9.6[/latex]. a strongly basic solution. The characteristic properties of aqueous solutions of Brnsted-Lowry acids are due to the presence of hydronium ions; those of aqueous solutions of Brnsted-Lowry bases are due to the presence of hydroxide ions. \(NaOCl _{(s)} \rightarrow Na^+_{(aq)} + OCl^-_{(aq)}\). Now we have the ionization constant and the initial concentration of the weak acid, the information necessary to determine the equilibrium concentration of [latex]{\text{H}}_{3}{\text{O}}^{\text{+}}[/latex], and the pH: With these steps we find [latex]\left[{\text{H}}_{3}{\text{O}}^{\text{+}}\right][/latex] = 2.3 [latex]\times [/latex] 103M and pH = 2.64. Then, classify the, A:Complete the following table with the needed [H3O+], [OH-], pH, and pOH. Strong base + strong acid = neutral salt. pH of the solution Definition: If Kb is stronger, soln is basic. What video game is Charlie playing in Poker Face S01E07? . More than one term may apply in a given situation. The best answers are voted up and rise to the top, Not the answer you're looking for? Print. We also acknowledge previous National Science Foundation support under grant numbers 1246120, 1525057, and 1413739. Ionic equilibrium deals with the equilibrium involved in an ionization process while chemical equilibrium deals with the equilibrium during a chemical change. Expert Solution. pH = Because, of course, all these salts come from an acid + a base. ammonium hydrogen carbonate, NH4HCO3, Q:Predict the position of equilibrium and calculate the equilibrium constant, Keq, for acid-base, A:We know that strong acids will donate protons easily and strong base will accept proton easily. Upper Saddle River, NJ: Pearson Prentice Hall, 2007. And according to the definition of acids, a compound that willingly loses a proton is considered acid. General Chemistry: Principles and Modern Applications. Hence, Methanol is a weaker acid than water. [latex]\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{5}{\left(\text{OH}\right)}^{2+}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{H}}_{3}{\text{O}}^{\text{+}}\left(aq\right)+\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{4}{\left(\text{OH}\right)}_{2}{}^{\text{+}}\left(aq\right)[/latex] It would be a basic salt. This is sometimes true, but the salts that are formed in these reactions may have acidic or basic properties of their own, as we shall now see. To be calculated :- Methanol, having the chemical formula of CH3OH, consists of a methane group and a hydroxyl functional group ( OH). Calculate the pH of a 0.10-M solution of aluminum chloride, which dissolves completely to give the hydrated aluminum ion [latex]{\left[\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{6}\right]}^{3+}[/latex] in solution. When we neutralize a weak acid with a strong base, we get a salt that contains the conjugate base of the weak acid. Express your answer, A:An acid is a substance that gives ions in its solution whereas a basic substance gives ions in its, Q:(a) The hydrogen sulfite ion (HSO3-) is amphiprotic. (b) contain Na+ and are basic. Strong, Q:Butylamine, C4H9NH2, is a weak base. When we mix solutions of an acid and a base, an acid-base neutralization reaction occurs. His TA suggests that he take the pH of the solution. Calcium hydroxide has solubility about 1.9 g/L. Electrical conductivity measurements at 20C show that 0.98% of the ethylamine has reacted with water. CH3NH3NO3. You don't need much base to create a strongly basic solution. If salt is formed from a, Q:Nitric acid reacts with ammonia to yield ammonium nitrate. However, practically all hydrated metal ions other than those of the alkali metals ionize to give acidic solutions. Matter comprises atoms which in turn are composed of electrons, protons, and neutrons. 0.10 M, Q:The pOH of an aqueous solution of 0.591 M caffeine (a weak base with the formula C3H10N,02) is, Q:Write the chemical equation and the Ka expression for theionization of each of the following acids, A:a)HBrO2lH+aq+BrO2-aqandwritingtheKaexpression:Ka=H+BrO2-HBrO2Thereactionto, Q:1) Calculate the pH (aq., 25 C) of a 0.073 M Novocaine (C13H21O2N2CI) solution, which NH4ClO4,-acidic (salt of a strong acid and a weak base) KCN, - basic (salt of a weak acid and a strong base) NH4Br = acid NH4CN- basic, LiF = basic. The easiest way to tell is to look at each salt and determine how it was made, i.e. If so, it can be a Lewis base. b) H2O < Cl- < OH- < H-, Q:Assume the salt below is dissolved in water to make a 1M solution. Experts are tested by Chegg as specialists in their subject area. A 0.015 M solution of hydrogen cyanate, HOCN, has a pH of 2.67. 16.3, list the approximate pH value of live everyday solutions. Calculate the pH of the solution. Question = Is if4+polar or nonpolar ? Answer = C2H6O is Polar What is polarand non-polar? Strong base + weak acid = basic salt. Ionization increases as the charge of the metal ion increases or as the size of the metal ion decreases. This means that when calculating the values for Kb of CO32-, the Kb of the first hydrolysis reaction will be \(K_{b1} = \dfrac{K_w}{K_{a2}}\) since it will go in the reverse order. C. acidic, because of the hydrolysis of CH 3 NH 3+ ions. A:Conjugate base of an acid contains one less proton. Which ball is in the air for a longer time? The conjugate base of a strong acid is neutral. Calcium hydroxide is usually not considered a strong base, and I believe this is because of it's low solubility. The conjugate acid of the strong base is a weaker acid than water and has no effect on the acidity of the resulting solution. Explain your answer in, A:Concept used here: Using Fig. If each fission releases, 92235U_ { 92 } ^ { 235 } \mathrm { U } NaOH is strong base, HCl a strong acid, solution is neutral In the left box, draw a few, A:Introduction- To find : complete the given table Ka, for the acid [latex]{\text{NH}}_{4}{}^{\text{+}}:[/latex], [latex]\frac{\left[{\text{H}}_{3}{\text{O}}^{\text{+}}\right]\left[{\text{NH}}_{3}\right]}{\left[{\text{NH}}_{4}{}^{\text{+}}\right]}={K}_{\text{a}}[/latex]. NaAc + HOH ==> NaOH + HAc. basic or nearly, Q:5. (a) What is the hydronium ion concentration in the solution? This increases the amount of hydroxide ion in the solution produced in the reaction and renders it slightly basic. That, Q:Write the formula of the conjugate acid of the Bronsted-Lowry base, HONH2, A:Conjugate acids are formed when a proton is added to the Bronsted-Lowry base 9tth ed. The equilibrium equation for this reaction is the ionization constant, Kb, for the base [latex]{\text{CH}}_{3}{\text{CO}}_{2}{}^{\text{-}}[/latex]. (P. S. I don't see this question much--this formula was taught to me when I took analytical chemistry but I don't see it much in books anymore). "Al"("NO"_3)_3 is strongly acidic because "Al"^(3+) is a Lewis acid. The salt (CH3)3NHBr when dissolved in water produces (CH3)3NH+ and Br - ions.Br - . Polar "In chemistry, polarity i Is CH3NH3NO3 an acid or base or neutral ? It could contain either an excess of hydronium ions or an excess of hydroxide ions because the nature of the salt formed determines whether the solution is acidic, neutral, or basic.