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2C4H10(g) + 13O2(g) 8CO2(g) + 10 H2O(l)<br />
a. the oxidizing agent and is oxidized.<br />
b. the oxidizing agent and is reduced.<br />
c. the reducing agent and is oxidized.<br />
d. the reducing agent and is reduced.<br />
e. neither an oxidizing agent nor a reducing agent.<br />
____ 101. Which of the following reactions is not a decomposition reaction?<br />
a. 2HgO(s) 2Hg(l) + O2(g)<br />
b. H2(g) + Cl2(g) 2HCl(g)<br />
c. NH4NO3(s) N2O(g) + 2H2O(g)<br />
d. Mg(OH)2(s) MgO(s) + H2O(g)<br />
e. 2H2O2(aq) 2H2O(l) + O2(g)<br />
____ 102. Which response includes all of the following that are displacement reactions, and no other reactions?<br />
I. BaO(s) + SO2(g) BaSO3(s)<br />
II. 2Rb(s) + 2H2O(l) 2RbOH(aq) + H2(g)<br />
III. 2HI(aq) + Ca(OH)2(aq) CaI2(aq) + 2H2O(l)<br />
IV. 2HgO(s) 2Hg(l) + O2(g)<br />
a. I and IV<br />
b. II<br />
c. II, III, and IV<br />
d. II and IV<br />
e. I, II, and IV<br />
____ 103. Which of the following represents the net ionic reaction for all strong acid / strong base reactions that produce<br />
a soluble salt?<br />
a. 2H + (aq) + 2e- H2(g)<br />
b. 2H + (aq) + 2H2O(l) 4OH - (aq)<br />
c. H + (aq) + OH - (aq) H2O(l)<br />
d. H2O(l) + OH - (aq) O2(g) + 3/2H2(g)<br />
e. 2H + (aq) + O 2- (aq) 2H2O(l)<br />
____ 104. Write the balanced formula unit equation for the complete neutralization of dilute H3PO4 with Ca(OH)2 in<br />
aqueous solution. What is the sum of the coefficients? (Do not forget coefficients of one.)<br />
a. 10<br />
b. 12<br />
c. 14<br />
d. 16<br />
e. 18<br />
____ 105. Write the balanced total ionic equation for the reaction of nitric acid with aqueous ammonia. What is the<br />
coefficient preceding NH3?<br />
a. 1<br />
b. 2<br />
c. 3<br />
d. 4
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