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Unformatted text preview: 2 requires 18.45 mL of 0.01500 M HCl (aq) for its neutralization. What is the molarity of the Ba(OH) 2 solution? A) 0.01107 B) 6.919 C) 5.535 × 10 −3 D) 0.02214 E) 13.84 Answer: C 6. Regarding the following reaction, what statement is incorrect? Mg + Cu 2+ (aq) → Mg 2+ (aq) + Cu A) Mg is oxidized. B) Cu 2+ is the oxidizing agent. C) Mg is the reducing agent. D) Cu 2+ is oxidized. Answer: D 7. A sample of hydrogen gas is contained in a balloon. The volume of the balloon is 2.15 L at 15°C. The temperature is changed until the volume of the balloon is 3.25 L. What is the new temperature of the gas in °C? A) 162 B) 23 C) –82 D) 191 E) 435 Answer: A 8. Calculate the density of ammonia gas, NH 3 , at 24°C and 738 torr. A) 0.679 g L −1 B) 1.48 g L −1 C) 0.836 g L −1 D) 514 g L −1 E) 8.38 g L −1 Answer: A...
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- Spring '08
- Redox, Thermochemical Equation, following thermochemical equation