Problem: Suppose that 1.14 g of rubbing alcohol (C6H8O) evaporates from a 70.0 g aluminum block. Part AIf the aluminum block is initially at 25°C, what is the final temperature of the block after the evaporation of the alcohol? Assume that the heat required for the vaporization of the alcohol comes only from the aluminum block and that the alcohol vaporizes at 25°C. Heat of vaporization of the alcohol at 25°C in 45.4 kJ/,mol. Express your answer using two significant figures.

FREE Expert Solution
83% (306 ratings)
View Complete Written Solution
Problem Details

Suppose that 1.14 g of rubbing alcohol (C6H8O) evaporates from a 70.0 g aluminum block. 

Part A

If the aluminum block is initially at 25°C, what is the final temperature of the block after the evaporation of the alcohol? Assume that the heat required for the vaporization of the alcohol comes only from the aluminum block and that the alcohol vaporizes at 25°C. Heat of vaporization of the alcohol at 25°C in 45.4 kJ/,mol. 

Express your answer using two significant figures.

Frequently Asked Questions

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 Calorimetry concept. You can view video lessons to learn Calorimetry. Or if you need more Calorimetry practice, you can also practice Calorimetry practice problems.