If the density of a diamond is 3.51g/ml what is the density of the diamond using appropriate units

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal

One similarity and one difference between an element and a mixture of elements

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?