9. You are required to distinguish between two unknown substances blindfolded. You were told that the two substances are a mixture. What are the questions you would ask to identify the
types of mixture?

A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?