Problem: Butane (C4H10) has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of -0.40 oC. A 250 mL sealed flask contains 0.65 g of butane at -22 oC. How much butane is present as a liquid?

FREE Expert Solution

We are going to do the following steps:

Step 1: Calculate vapor pressure of butane gas

Step 2: Calculate moles of butane gas

Step 3: Calculate amount of butane liquid


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Problem Details

Butane (C4H10) has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of -0.40 oC. A 250 mL sealed flask contains 0.65 g of butane at -22 oC. How much butane is present as a liquid?

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Our tutors have indicated that to solve this problem you will need to apply the Clausius-Clapeyron Equation concept. You can view video lessons to learn Clausius-Clapeyron Equation. Or if you need more Clausius-Clapeyron Equation practice, you can also practice Clausius-Clapeyron Equation practice problems.

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Based on our data, we think this problem is relevant for Professor Hammond's class at Central Carolina Community College.