1. A 200 L helium gas at a temperature of 28°C and a pressure of 2.00 atm was transferred to a tank with a volume of 68.0 L. What is the internal pressure of the tank if the temperature is maintained? Gas Law: Final answer: 2. How many moles would be present in a gas contained in a 100.0 mL vessel at 25.00C at a pressure of 2.50 atm? Gas Law: Final answer: 3. Determine the new pressure when a constant volume of gas at 1.00 atm is heated from 20.0°C to 30.0°C Final answer: Gas Law:

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