In this module, the use of balanced chemical equations for various stoichiometric applications is explored. The number of moles of solute divided by liters of solution is called ____. I. reaction of a metal with a nonmetal There is no solid formed when the two solutions are mixed. LiOH Pour about 7 pieces of aluminum foil into the beaker. (assuming all reactants and products are aqueous. An oxidizing agent is a specie which accepts electrons and gets reduced in a chemical reaction. synthesis What is the mass, in kilograms, of a liter of water? Write the balanced half-reactions for the following redox reaction. Not all answers will be used. #x27;+7,-2 Question 25 (4 points) All of the following reactions can be classified as 2Al(s) + 3Br2(h 2AIBr3(s) 2Ag2O(s) 4Ag(s) + Oz(g) CHA() + 202(g) COzlg). What is the solvent in an aqueous solution? MgS The smallest arrangement of atoms in a crystal that has the same pattern as the crystal is called ____. 2Al (s)+3Br2 (g) 2AlBr3 (s) Classify as a combination, decomposition, single replacement, double replacement, or combustion reaction: Expert's answer. Ca(s) + 2H2O(l) arrow Ca(OH)2(aq) + 2H2(g), Balance the following redox reaction: Br-(aq) + Cr2O72-(aq) arrow Cr3+(aq) + Br2(l), What is the balance of the following redox reaction: Fe2+(aq) + Cr2O72-(aq) arrow Cr3+(aq) + Fe3+(aq). formation of a gas high temperature or low pressure. The complete ionic equation contains which of the following species (when balanced in standard form)?. This type of reaction is represented by the following equation. Li(s) + H2O(l) arrow LiOH(aq) + H2(g), What type of reaction is : Mg + 2HCl \rightarrow MgCl2 + H2 - decomposition - single replacement - double replacement - combustion, What type is the following reaction? 5Cl2(g) + 2Mn2+(aq) + 8H2O(l) arrow 10Cl-(aq) + 2MnO4-(aq) + 16H+(aq), Write balanced half-reactions for the following redox reaction: BiO3-(aq) + 3H2O(l) + C2O42-(aq) arrow Bi3+(aq) + 6OH-(aq) + 2CO2(aq). These quantitative relationships are known as the reaction's stoichiometry, a term derived from the Greek words stoicheion (meaning "element") and metron (meaning "measure"). a. buffer 3. Equal volumes of gases at the same temperature and pressure contain equal numbers of particles is stated by: Which of the following is NOT one of the related physical properties described in the ideal gas law? Ba(C2H3O2)2(aq) + Na2SO4(aq) arrow BaSO4(s) + NaC2H3O2(aq), Determine whether or not the following reaction is an oxidation-reduction reaction. Which of the following statements is not true? Create an equation for each element (Al, Ni, Br) where each term represents the number of atoms of the element in each reactant or product. . a, but they work in different ways. How many atoms of hydrogen are in 3.5 mol of H2S? NH4Cl synthesis 3NO3- How are they different? Since there is an equal number of each element in the reactants and products of 2Al + 3Br2 = 2AlBr3, the equation is balanced. Which is not a product that must be produced in a double replacement reaction? The physician ordered a(n) _____________ to determine the strength of muscular contraction in the patient with polio. Give your answer to 3 significant figures. This would mean that the hydrogen gas is the limiting reactant and would dictate the theoretical . potassium hydroxide, Given the solubility rules from the book, which of the following metal hydroxides should be soluble in water? 2Al(s) + 3Br2(l) 2AlBr3(s) You can specify conditions of storing and accessing cookies in your browser, Which statement best identifies and describes the oxidizing agent in the reaction? Certain acids will react with certain metals (H2SO4 and Al for example) to produce hydrogen gas and some kind of salt. Zinc reacts with iodine in a synthesis reaction: Zn + I2 Znl2. 1 Simple Decomposition (NH4)2SO4 + 2HCl 2NH4Cl + H2SO4. c. basic, or alkaline The following equation represents the reaction between aluminum (Al) and bromine (Br2) to produce aluminum bromide (AlBr3): 2Al + 3Br2 2AlBr3 If I try to react 15 grams of aluminum (Al) with 15 grams of bromine (Br2), use your answer from the above question (25) to calculate mass in grams of the . In the given reaction, Oxidation state of Al changes from 0 to +3 . A double replacement reaction produces all of the following except ____. Fe2+(aq) + N2(g) arrow Fe3+(aq) + N2H4(aq), Balance the following redox reaction in basic solution: H2O2 + ClO2 arrow ClO-2 + O2, Determine whether or not the following reaction is an oxidation-reduction reaction. What is the coefficient of the solid in the balanced equation (in standard form)? Mg(s) + Br2(l) arrow MgBr2(s). It is a combination reaction. Combination reaction Since there is an equal number of each element in the reactants and products of 2Al + 3Br2 = 2AlBr3, the equation is balanced. manufacturing The given reaction is the manufacturing or synthesis reaction. 2Al + 3Br2 -----> 2AlBr3 Types of Chemical Reactions Determine what types of chemical reactions are the equation undergo. The flow depth and velocity of water after undergoing a hydraulic jump are measured to be 1.1 m and 1.75 m/s, respectively. He is tentatively diagnosed with obstructive sleep apnea (OSA), and a full sleep study is ordered. Thus, we can conclude that the statement is the oxidizing agent because its oxidation number decreases. double-displacement Classify as a combination, decomposition, single replacement, double replacement, or combustion reac 5. AlBr3 is reduced and Br2 is oxidized. Ba2+ and PO43- All rights reserved. single replacement Read each scenario and determine which diagnostic test is indicated to support the diagnosis. Classify the following reaction: {eq}2Al(s) + 3Br_2(g) \to 2AlBr_3(s) (select all that apply) 2CH3OH(l) + 3O2(g) arrow 2CO2(g) + 4H2O(l) a. combination b. single replacement c. double replacement d. decomposition e. precipitation f. combustion g. acid-base, Classify the following reaction: 3Fe(s) + 4H2O(g) arrow Fe3O4(s) + 4H2(g) a. combination b. decomposition c. single displacement d. double displacement, Classify the following reaction: 2Fe2O3(s) + 3C(s) arrow 4Fe(s) + 3CO2(g) a. combination b. decomposition c. single displacement d. double displacement, Classify the following reaction: MgI2(ag) + Pb(NO3)2(aq) arrow Mg(NO3)2(ag) + PbI2(s) (select all that apply) a. combination b. precipitation c. single replacement d. double replacement e. combustion f. acid-base g. decomposition, Classify the following reaction: KOH(aq) + HClO4(aq) arrow KClO4(aq) + H2O(l) (select all that apply) a. combination b. precipitation c. single replacement d. double replacement e. combustion f. acid-base g. decomposition, Classify the following reaction: 2HgO(s) arrow 2Hg(l) + O2(g) a. decomposition b. combination c. double displacement d. single displacement, Classify the following reaction: 2KClO3(s) arrow 2KCl(s) + 3O2(g) a. decomposition b. combination c. double displacement d. single displacement, Classify the following reaction: 4Fe(s) + 3O2(s) arrow 2Fe2O3(s) a. decomposition b. combination c. double displacement d. single displacement, Classify the following reaction: S8(s) + 8O2(s) arrow 8SO2(g) a. decomposition b. combination c. double displacement d. single displacement, Classify the following reaction: Mg3N2(s) + 6H2O(l) arrow 3Mg(OH)2(aq) + 2NH3(g) a. decomposition b. combination c. double displacement d. single displacement, Classify the following reaction: 3Mg(s) + N2(g) arrow Mg3N2(s) a. decomposition b. combination c. double displacement d. single displacement, For the reaction below, classify as a combination, decomposition, single replacement, or double replacement. Al2(CO3)3 CH4 + 4O2- arrow CO2 + 2H2O + 8e-, Determine whether the following reaction is an oxidation reaction or a reduction reaction. Double Replacement. Cu2CO3. Aluminum foil added to bromine produces heat and flames. Al(s) + 3Ag^(+)(aq) arrow Al^(3+)(aq) + 3Ag(s). Use substitution, Gaussian elimination, or a calculator to solve for each variable. Chemical Equation Balancer . there is no solid formed when the 2 solutions are mixed, The reaction AgNO3(aq) + NaCl(aq) AgCl(s) + NaNO3(aq) is a(n) ______________ reaction. Place finely ground iodine crystals and aluminum dust in the evaporating dish and mix with a stirring rod. 2.1 x 10^24. Ca(OH)2(aq) + H3PO4(aq) Ca3(PO4)2(s) + H2O(l) 3 Aqueous chlorine is added to a solution of aluminum bromide in a single replacement reaction which forms no precipitate and bromine liquid. Hg2+(aq) + Cu(s) arrow Cu2+(aq) + Hg(l), Balance the following redox reaction by inserting the appropriate coefficients. The amount of product that can be produced from a given amount of reactants based on stoichiometric calculations is: You calculate the theoretical yield of a chemical reaction starting with 50.0g of reactant is 25.0g of product. Answer to Question #55498 in General Chemistry for rachel. are left dissolved in the solution What is the excess reactant in the following reaction if you start with 50.0g of each reactant? two of the above, Which of the following ionic compounds is soluble in water? Na2SO4 Explain. The molecular equation contains which one of the following terms (when balanced in standard form)? Lora Ruffin and Michael Polk, Summer 2009, University of Colorado Boulder Regents of the University of Colorado 3.00 mol of O2 at STP occupies how much volume? CaS Reaction Type. KNO3 Solids with no repeating pattern are ____. K+ and PO43-, How many of the following are oxidation-reduction reactions? What are the chemical and physical characteristic of AlBr3 (Aluminium bromide)? NO3-(aq) What is the coefficient of bromine in the equation 2Al(s) + 3Br2(l) 2AlBr3(s)? KCN(aq) + HBr(aq) KBr(aq) + HCN(g). 2Al (s)+3Br2 (g) 2AlBr3 (s) Classify as a combination, decomposition, single replacement, double re 4. Classify the following reaction: 2Al(s) + 3Br2(g) arrow 2AlBr3(s) a. combination b. decomposition Classify the following reaction: 2Mg(s) + O2(g) arrow 2MgO(s) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: N2(g) + O2(g) arrow N2O5(g) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: Pb(NO3)2(aq) + 2NaCl(aq) arrow PbCl2(s) + 2NaNO3(aq) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: NH3(g) + O2(g) arrow N2(g) + H2O(g) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: K(s) + B2O3(s) arrow K2O(s) + B(s) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: CuO(s) + 2HCl(aq) arrow CuCl2(aq) + H2O(l) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: NH3(g) + HCl(g) arrow NH4Cl(g) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: C6H12(l) + 9O2(g) arrow 6CO2(g) + 6H2O(g) a. combination b. decomposition c. single replacement d. double replacement e. combustion, Classify the following reaction: C6H12O6(aq) arrow 2C2H6O(aq) + 2CO2(g) a. combination b. decomposition c. single replacement d. double replacement e. combustion. 2C6H6(l) +15O2(g) arrow 12CO2(g) + 6H2O(g), Classify the following as a combination, decomposition, single replacement, double replacement, or combustion reaction. d. pH The viscosity of a liquid will increase as: The addition of energy to water molecules will cause them to ____. acid-base Determine the oxidation state of the atoms in the equation's reactants and products. Predict the products and write a balanced equation Double replacement: NiCl2 (aq)+NaOH (aq) 6. All other trademarks and copyrights are the property of their respective owners. if i have 17 apples and i eat 17 apples how many pears do i have? Types Of Chemical Reaction. NH4NO2 arrow N2 + 2H2O, Determine whether the following reaction is an oxidation-reduction reaction. Smith, Michael Abbott, Bruce Edward Bursten, Catherine J. Murphy, H. Eugene Lemay, Matthew E. Stoltzfus, Patrick Woodward, Theodore E. Brown. magnesium hydroxide Redox (Oxidation-Reduction) Reaction AlBr3 = Al + Br2 might be a redox reaction. Reaction Type. The amount of aluminium bromide produced is 2.93 moles The balance chemical equation can be represented as follows; 2Al + 3 Br 2AIBr let's find the limiting reagent . . oxidation-reduction Replace immutable groups in compounds to avoid ambiguity. Classify the following reaction as decomposition (D), combination (C), single-replacement (SR), or double-replacement (DR). Determine whether or not the reaction is a redox reaction: CH4(g) + 2O2(g) arrow CO2(g) + 2H2O(g), Determine the cell notation for the redox reaction given below. 4 Fe2O3(s) + 3CO(g) arrow 2Fe(s) + 3CO2(g), Is the following unbalanced reaction a redox-reaction or a non-redox reaction? increase, Brent L. Iverson, Christopher S. Foote, Eric Anslyn, William H. Brown, Match the most related term with the description: A solution with a pH of 7; it contains equal numbers of hydrogen ions and hydroxide ions Which type of reaction is represented by the following equation? Consider the following reaction: 2Al(s) + 3Cu(NO3)2(aq) arrow 3Cu(s) + 2Al(NO3)3(aq). 3O2 + 4Al 2Al2O3. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. and documents a long soft palate, recessed mandible, and medium-sized tonsils. Therefore, Which of the following molecules can form hydrogen bonds? K+ and Cl- Ag+, K+, Cl-, and NO3- 2NO(g) + O2(g) arrow 2NO2(g), Is the following reaction a redox reaction? Hg(NO_3)_2(aq) + 2NaI(aq) to HgI_2(s) + 2NaNO_3(aq), Classify the following reaction: Fe(s) + AgNO3(g) arrow Ag(s) + Fe(NO3)2(aq) a. combination b. decomposition c. single replacement d. double replacement, Classify the following as a combination, decomposition, single replacement, double replacement, or combustion reaction. NH3(g) + HBr(aq) arrow NH4Br(aq), Balance the redox reaction: MnO4- + H+ + Cl- arrow Mn2+ + Cl2 + H2O. All rights reserved. The average of kinetic energy of particles in a substance is measured by its ____. Get access to this video and our entire Q&A library, Redox (Oxidation-Reduction) Reactions: Definitions and Examples. Balance the following redox reaction: NO2- arrow NO + NO3-, Balance the following redox reaction in acidic solution. acid-base Intense heat and flames are produced by this reaction. Acknowledgment NaNO3 (NH4)2CO3 True; the carbon is oxidized, and the oxygen is reduced. Examples: Hydrogen reacts with oxygen to form water. MgCO3 K2SO4 Determine whether the following reaction involves oxidation and reduction. a-c are all correct. An aqueous solution of potassium sulfate is allowed to react with an aqueous solution of calcium nitrate. Explain. These have oxidizing agent as well as reducing agent. To identify the oxidized and reduced species we need to consider changes in oxidation states of the elements. Catalysts are substances that speed up the pace (velocity) of a chemical reaction without being consumed or becoming part of the end product. Fe2(SO4)3 Oxidation state of Al changes from 0 to +3, therefore, it is reducing agent. . phosphoric acid Zn(s) + CuCl2(aq) arrow Cu(s) + ZnCl2(aq). (select all that apply) K2CO3(s) arrow K2O(s) + CO2(g) a. combination b. single replacement c. double replacement d. decomposition e. precipitation f. combustion g. acid-base, Classify the reaction given in: CaCO_3(s) to CaO (s) + CO_2 (g) (a) Single replacement (b) Double replacement (c) Synthesis (d) Decomposition (e) Combustion, Classify the following chemical reaction: O3 arrow O2 + O a. synthesis b. decomposition c. single displacement d. double displacement, Classify the following reaction: Cu(NO3)2(s) arrow CuO(s) + NO2(g) + O2(g) a. decomposition b. combination c. combustion d. none of the above, Classify the following reaction: Ba(s) + F2(g) arrow BaF2(s) a. decomposition b. combination c. combustion d. none of the above, Classify the following reaction: MgO(s) + CO2(g) arrow MgCO3(s) a. decomposition b. combination c. combustion d. none of the above, Classify the following reaction: HgO(s) arrow Hg(l) + O2(g) a. decomposition b. combination c. combustion d. none of the above, Classify the reaction given in: 2AgNO3(aq) + Na2S(aq) rightarrow Ag2S(s) + 2NaNO3(aq) a. single replacement b. double replacement c. synthesis d. decomposition e. combustion, Classify the following reaction: Al(s) + HNO3(aq) arrow Al(NO3)3(aq) + H2(g) a. single displacement reaction b. synthesis reaction c. decomposition reaction d. combustion reaction e. double displacement reaction, What is the classification for this unbalanced reaction? 3Hg(NO3)2 + 2Al(OH)3 3Hg(OH)2 + 2Al(NO3)3. What law are all stoichiometric calculations based on? \\ 2 AlN \rightarrow 2Al + N_2 \\ A) combination B) decomposition C) single replacement D) double replacement E) combustion, Classify the following reaction as a decomposition, combination or combustion reaction. KNO3(aq) 2Al (s) + 3Br2 (g) 2AlBr3 (s) Al is oxidized and Br2 is reduced. Na+(aq) + e- arrow Na(s), Determine whether the following reaction is an oxidation reaction or a reduction reaction. Explain. Calculators. transfer of electrons 2AgBr(s) arrow 2Ag(s) + Br2(g), Classify the following reaction: Ba(ClO3)2 arrow BaCl2 + 3O2 a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: Pb(NO3)2(aq) + KI(aq) arrow PbI2(s) + KNO3(aq) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: Pb(NO3)2(aq) + CaCl2(aq) arrow PbCl2(s) + Ca(NO3)2(aq) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: ZnSO4 + Mg arrow Zn + MgSO4 a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: Ba(ClO3)2 arrow BaCl2 + 3O2 a. combination (synthesis) b. decomposition c. displacement (single replacement) d. exchange (double replacement), Classify the following reaction: (NH4)2CO3(s) arrow CO2(g) + NH3(g) + H2O(g) a. combination b. decomposition c. single replacement d. double replacement, Classify the following reaction: Zn + 2HCl = ZnCl2 + H2 Select one: a. decomposition b. combination c. none of above d. double replacement e. single replacement, Classify the following reaction: Mg(OH)2(s) + HCl(aq) arrow MgCl2(aq) + HOH(g) a. combination b. decomposition c. single replacement d. double replacement, For the reaction below, classify as a combination, decomposition, single replacement, or double replacement. combustion Synthesis S124: Chemical Rxns - Synthesis - 2Al (s) + 3Br2 (l) 2AlBr3 (s) What type of reaction is al 3 Br2 2 AlBr3? Note: Aluminum bromide also exists as Al2Br6. 3H2(g) + N2(g) arrow 2NH3(g), Classify the following as a combination, decomposition, single replacement, double replacement, or combustion reaction. 2 K+ and NO3- True; the oxygen is reduced, and the hydrogen is oxidized. 2Li(s) + 2H_2O(I) to 2LiOH(aq) + H_2(g), For the reaction below, classify as a combination, decomposition, single replacement, or double replacement. Create an equation for each element (Al, Br) where each term represents the number of atoms of the element in each reactant or product. Atoms are in their lowest energy state at what temperature? Balanced chemical reaction: 2Al + 3Br 2AlBr. To Conduct Demonstration. Magnitude measures the energy re 1 2 3 6, Which of the following is NOT one of the four types of reactions? Zn(s) + CuSO4(aq) arrow ZnSO4(aq) + Cu(s), Determine whether or not the following equation represents a redox reaction. The last column of the resulting matrix will contain solutions for each of the coefficients. Aluminium in form of powder. Which type of bond results from the sharing of electrons between atoms? A + B --------- AB A and B represent the reacting elements or compounds AB the product. Ca(s) + Cl_2(g) to CaCl_2(s), Classify the following reaction: ZnSO4 + Mg arrow Zn + MgSO4 a. combination (synthesis) b. decomposition c. displacement (single replacement) d. exchange (double replacement), Classify the following reaction. A substance that, when dissolved in water, produces a solution that conducts electric current very efficiently is called. 3Cl2(g) + 2Fe(s) arrow 6Cl-(aq) + 2Fe3+(aq), Balance this redox reaction: MnO4^-(aq) + Al(s) arrow Mn^2+(aq) + Al^3+(aq), Identify which reagent gets oxidized in the following redox reaction. Simple Combination. precipitation synthesis What is the correct classification for the reaction 2PbSO4 arrow 2PbSO3 + O2? 6 B. H_2CO_3(aq) to CO_2(g) + H_2O(I), For the reaction below, classify as a combination, decomposition, single replacement, or double replacement. S.R. Use the calculator below to balance chemical equations and determine the type of reaction (instructions). phosphoric acid 4 C. 3 D. 2 For a given amount, which type of solution contains the LEAST amount of solute? 2Al + 3 Br2 -----> 2AlBr3 Calculate how many grams of bromine are required to completely react 0.557 grams of aluminum. are cations only Determine whether the reaction is a redox reaction. If it is a redox reaction, balance it in basic solution. A metal-nonmetal reaction involves electron transfer. 3Hg(NO3)2 + 2Al(OH)3 3Hg(OH)2 + 2Al(NO3)3, 3Zn(C2H3O2)2 + 2AlI3 3ZnI2 + 2Al(C2H3O2)3, 2H3PO3 + 3Ba(C2H3O2)2 6HC2H3O2 + Ba3(PO3)2, 3H2SO3 + 2Al(C2H3O2)3 6HC2H3O2 + Al2(SO3)3, 6NaC2H3O2 +Mg3(PO4)23Mg(C2H3O2)2+2Na3PO4, Grandville Spanish III Ch.1 S3C1 structures, Geometry, Hybridization and Polarity practice. An equation that includes only the particles that participate in a reaction is called: The law of conservation of mass requires what in a chemical reaction equation? N2 + 3H2 arrow 2NH3, Determine whether the following reaction is an oxidation reaction or a reduction reaction. Handle hot glassware with care. Oxidation number shows the degree of oxidation of an atom in a chemical compound. hydrochloric acid 3Hg(NO3)2 + 2Al(OH)3 3Hg(OH)2 + 2Al(NO3)3. 2Al(s) + 3NiBr2(aq) = 2AlBr3(aq) + 3Ni(s) might be an ionic equation. Which is not the correct formula for an ionic compound? Ba2+ and NO3- A hydrate that has been heated and the water driven off is called: The molar mass of an element is numerically equivalent to what? Oxidation-reduction reaction. How many atoms of oxygen are present in 7 mol of water?