Ideal Gas Law Review Problem Set

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Presentation transcript:

Ideal Gas Law Review Problem Set Gas Laws Ideal Gas Law Review Problem Set

P1 V1 n1 T1 = =

R = atm L mol K R = kPa L R = mmHg L

Sample Problem KClO3 (s)  KCl(s) + O2 (g) The reaction above took place, and 1.45 liters of oxygen gas were collected over water at a total pressure of 755 mmHg @ 29.0 oC. What is the partial pressure of the oxygen gas collected? How many moles of oxygen gas were collected? What was the mass of the KClO3 consumed in the reaction?

The reaction above took place, and 1 The reaction above took place, and 1.45 liters of oxygen gas were collected over water at a total pressure of 755 mmHg @ 29.0 oC. Reaction: Inventory:

Additional Problem #1 Into a 5.00 L container @ 18.0 oC are placed 0.200 mol H2, 20.0 g CO2, and 14.0 g O2. Calculate the partial pressure of each gas and the total pressure in the container.

Additional Problem #2 A gas with a density of 2.34 g/L is in a container at 1.67 atm and 89.0oC. What is the molar mass of the gas?

Additional Problem #3 Ammonium carbonate reacts with excess sodium hydroxide forming sodium carbonate, water, and ammonia gas. 54.3 mL of the gas is collected by water displacement at 1.23 atm and 21.0oC. What was the initial mass of ammonium carbonate?