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Balance each of the following chemical equations:
a.
b.
c.
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Chapter 7 Solutions
Mastering Chemistry with Pearson eText -- Standalone Access Card -- for Chemistry: An Introduction to General, Organic, and Biological Chemistry (13th Edition)
- (a) Butane gas, C4H10, can burn completely in air [use O2(g) as the other reactant] to give carbon dioxide gas and water vapor. Write a balanced equation for this combustion reaction. (b) Write a balanced chemical equation for the complete combustion of C3H7BO3, a gasoline additive. The products of combustion are CO2(g), H2O(g), and B2O3(s).arrow_forward3.16 Balance the following equations. (a) reaction to produce "super-phosphate" fertilizer: Ca3(PO4)2(s)+H2SO4(aq)( Ca(H2PO4)2(aq)+CaSO4(s) (b) reaction to produce diborane, B2H6: NaBH4(s) + H2SO4(aq) ( B2H6(g) + H2(g) + Na2SO4(aq) (c) reaction to produce tungsten metal from tungsten(VI) oxide: WO3(s)+ H2(g) ( W(s) + H2O(l) (d) decomposition of ammonium dichromate: (NH4)2Cr2O7(s)(N2(g)+H2O(l)+Cr2O3(s)arrow_forwardBalance the following equations representing combustion reactions: a. b. c. C12H22O11 (s) + O2(g) CO2 (g) + H2O (g) d. Fe(s) + O2(g) Fe2O3(s) e. FeO(s) + O2(g) Fe2O3(s)arrow_forward
- 4.9 Sulfur, S8, combines with oxygen at elevated temperatures to form sulfur dioxide. (a) Write a balanced chemical equation for this reaction. (b) If 200 oxygen molecules are used up in this reaction, how many sulfur molecules react? (c) How many sulfur dioxide molecules are formed in part (b)?arrow_forward3.90 Pyrrole has the molecular formula C4H5N. When pyrrole reacts with O2, the products are CO2, H2O, and N2. Write a balanced equation for this reaction.arrow_forward3.11 Balance these equations. (a) Al(s) + O2(g)( Al2O3(s) (b) N2(g) + H2(g) (NH3(g) (c) C6H6(l) + O2(g) ( H2O(l) + CO2(g)arrow_forward
- 3.87 Nitric acid (HNO3) can be produced by the reaction of ni- trogen dioxide (NO2) and water. Nitric oxide (NO) is also formed as a product. Write a balanced chemical equation for this reaction.arrow_forwardHigh cost and limited availability of a reactant often dictate which reactant is limiting in a particular process. Identify the limiting reactant when the reactions below are run, and come up with a reason to support your decision. a. Burning charcoal on a grill: C(s)+O2(g)CO2(g) b. Burning a chunk of Mg in water: Mg(s)+2H2O(l)Mg(OH)2(aq)+H2(g) c. The Haber process of ammonia production: 3H2(g)+N2(g)2NH3(g)arrow_forwardGive the balanced equation for each of the following chemical reactions: a. Glucose (C6H12O6) reacts with oxygen gas to produce gaseous carbon dioxide and water vapor. b. Solid iron(III) sulfide reacts with gaseous hydrogen chloride to form solid iron(III) chloride and hydrogen sulfide gas. c. Carbon disulfide liquid reacts with ammonia gas to produce hydrogen sulfide gas and solid ammonium thiocyanate (NH4SCN).arrow_forward
- Balance the following equations: (a) for the synthesis of urea, a common fertilizer CO2(g) + NH3(g) NH2CONH2(s) + H2O() (b) for the reactions used to make uranium(V1) fluoride for the enrichment of natural uranium UO2(s) + HF(aq) UF4(s) + H2O() UF4(s) + F2(g) UF6(s) (c) for the reaction to make titanium() chloride, which is then converted to titanium metal TiO2(s) + C12(g) + C(s) Ti(s) + CO(g) TiC14() + Mg(s) Ti(s) + MgC12(s)arrow_forwardThe reaction of methane and water is one way to prepare hydrogen for use as a fuel: CH4(g) + H2O(g) CO(g) + 3 H2(g) If this reaction has a 37% yield under certain conditions, what mass of CH4 is required to produce 15 g of H2?arrow_forward
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