Question

1. A 500 mL sample of a gas at 507 torr and 97 C has a mass of 0.966 g. The gas is a) CO b) CO c) CH, d) CF e) Cl, 2. An alien fish burps at the bottom of the Challenger Deep, 10,916m below the ocean's surface, where the where the temperature and pressure are 3C and 1,132 atm, the gas rising to the water's surface, where the temperature is 25 C and the pressure is 1.00 atm. Calculate the final volume of the bubble if the initial volume was 1.006 mL a)7.2 mL b) 262 mL c) 591 mL d)1.02 L e 1.23 L 3. How much hydrogen should be placed into a balloon if it is to occupy a volume of 109,000 L at an atmospheric pressure of 100 torr and a temperature of-42 C? )1593 kg b) 3.361 kg c) 5.211 kg d) 6.740 kg e) 5120 kg 4. A 2-L sample of dry air (measured at 679 mmHg) contains 0.1911 g of fluorine at 15C. Calculate the partial pressure of fluorine in the sample. a) 0.0594 atm b) 0.0665 atm c 0.354 atm d) 0.0358 atm e0.231 atm

Answer 1

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