Problem: The heat of combustion of CH4 is 890.4 kJ/mol and the heat capacity of H2O is 75.2 J/molK.Find the volume of methane measured at 298 K and 1.26 atm required to convert 1.01 L of water at 298 K to water vapor at 373 K.

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5Step 1. Determine moles of water:

1.01 L H2O×1 mL10-3 L×1 g1 mL×1 mol H2O18.02 g H2O=56.05 mol H2

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Problem Details

The heat of combustion of CH4 is 890.4 kJ/mol and the heat capacity of H2O is 75.2 J/molK.

Find the volume of methane measured at 298 K and 1.26 atm required to convert 1.01 L of water at 298 K to water vapor at 373 K.

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Heating and Cooling Curves concept. You can view video lessons to learn Heating and Cooling Curves. Or if you need more Heating and Cooling Curves practice, you can also practice Heating and Cooling Curves practice problems.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Dunning's class at TEXAS.