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1) If the partial pressure of a gas produced in a reaction was determined to be 0.35 atm in a 161.0 mL container and at a temperature of 25.0°C, how many moles of gas were produced? (Hint: Use the ideal gas law and convert temperature to Kelvin, volume to liters.)

2) Which gas is produced when magnesium metal reacts with hydrochloric acid?

3) Which gas is produced when calcium carbonate, CaCO3(s) reacts with hydrochloric acid?

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