How Much Energy Is Required to Vaporize 158 G of Butane

question 47

Multiple Choice

How much energy is required to vaporize 158 g of butane (C₄H₁₀) at its boiling point if its Δ_vapH is 24.3 kJ mol^-1?

• A) 15.1 kJ
• B) 66.1 kJ
• C) 89.4 kJ
• D) 11.2 kJ
• E) 38.4 kJ

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Definitions:

Slope

The rate at which a line inclines or declines, calculated as the ratio of the vertical change to the horizontal change between two points on the line.

Intercept

In the context of linear regression, the intercept is the expected value of the dependent variable when all independent variables are equal to zero.

Predicted Income

An estimate of future financial earnings based on factors such as education, occupation, and economic trends.