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Introductory Chemistry, Hybrid Edition 6th Edition by Mark S. Cracolice – Test Bank

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  • ISBN-10 ‏ : ‎ 1305108981
  • ISBN-13 ‏ : ‎ 978-1305108981

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SKU:tb1002629

Introductory Chemistry, Hybrid Edition 6th Edition by Mark S. Cracolice – Test Bank

Chapter 10

1. Silver nitrate and magnesium chloride solutions are mixed. What is the Per expression that allows one to convert moles of silver nitrate to moles of magnesium chloride?
a.
b.
c.
d.
ANSWER: d
RATIONALE: Analysis: A. Incorrect. See Section 10.1, Goal 1. B. Incorrect. See Section 10.1, Goal 1. C. Incorrect. See Section 10.1, Goal 1. D. Correct.
POINTS: 1

2. In the reaction P4 + 5 O2 → 2 P2O5, in order the convert from moles of any substance to moles of another substance as shown by the block diagram.

What is the conversion factor needed?
a. molar mass of a reactant
b. molar mass of a product
c. mole ratio from the equation
d. Avogadro’s number
ANSWER: c
RATIONALE: Analysis: A. Incorrect. See Section 10.1, Goal 1. B. Incorrect. See Section 10.1, Goal 1. C. Correct. D. Incorrect. See Section 10.1, Goal 1. E. Incorrect. See Section 10.1, Goal 1.
POINTS: 1

3. How many moles of oxygen are consumed in the complete combustion of 1.60 moles of benzene, C6H6?
a. 6.00 mol
b. 12.0 mol
c. 15.0 mol
d. 18.0 mol
e. 24.0 mol
ANSWER: b
RATIONALE: Analysis: A. Incorrect. See Section 10.1, Goal 1. B. Correct. C. Incorrect. See Section 10.1, Goal 1. D. Incorrect. See Section 10.1, Goal 1. E. Incorrect. See Section 10.1, Goal 1.
POINTS: 1

4. How many moles of bromine will react with 0.0500 mole of C2H2 in the reaction C2H4 + Br2 → C2H4Br2?
a. 0.100 mol
b. 0.186 mol
c. 0.0250 mol
d. 0.0500 mol
e. 2.00 mol
ANSWER: d
RATIONALE: Analysis: A. Incorrect. See Section 10.1, Goal 1. B. Incorrect. See Section 10.1, Goal 1. C. Incorrect. See Section 10.1, Goal 1. D. Correct. E. Incorrect. See Section 10.1, Goal 1.
POINTS: 1

5. How many moles of C6H12O6 are formed when 0.250 mole of CO2 is consumed in the reaction 6 CO2 + 6 H2O → C6H12O6 + 6 O2?
a. 1.50 mol
b. 1.00 mol
c. 0.250 mol
d. 0.167 mol
e. 0.0417 mol
ANSWER: e
RATIONALE: Analysis: A. Incorrect. See Section 10.1, Goal 1. B. Incorrect. See Section 10.1, Goal 1. C. Incorrect. See Section 10.1, Goal 1. D. Incorrect. See Section 10.1, Goal 1. E. Correct.
POINTS: 1

6. How many moles of water are produced by burning 5.77 moles of C4H10?
a. 1.15 mol
b. 5.77 mol
c. 23.1 mol
d. 28.9 mol
e. 37.5 mol
ANSWER: d
RATIONALE: Analysis: A. Incorrect. See Section 10.1, Goal 1. B. Incorrect. See Section 10.1, Goal 1. C. Incorrect. See Section 10.1, Goal 1. D. Correct. E. Incorrect. See Section 10.1, Goal 1.
POINTS: 1

 

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