Problem: Methane (CH4) has a boiling point of −164°C at 1 atm and a vapor pressure of 42.8 atm at −100°C. What is the heat of vaporization of CH4?

🤓 Based on our data, we think this question is relevant for Professor Islam's class at UIC.

FREE Expert Solution

lnP2P1 =-HvapR[1T2 - 1T1]


T1 = -164 °C + 273.15 = 109.15 K

T2 = -100 °C + 273.15 = 173.15 K


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Problem Details

Methane (CH4) has a boiling point of −164°C at 1 atm and a vapor pressure of 42.8 atm at −100°C. What is the heat of vaporization of CH4?

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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.

What professor is this problem relevant for?

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

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Our data indicates that this problem or a close variation was asked in Chemistry: The Molecular Nature of Matter and Change - Silberberg 8th Edition. You can also practice Chemistry: The Molecular Nature of Matter and Change - Silberberg 8th Edition practice problems.