How are mixtures and solutions different from each other? A. there are no differences

B. one combiner chemically the other combines electronically

C. They have more than one element in them

D. the mixture can be separated and the solution is not easily separated

What is the nature of the ca-cl bond in a molecule of calcium chloride (cacl2) if the electronegativity value of calcium is 1.0 and that of chlorine is 3.16?

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?

Reactions in cells take place at about a. 40°c b. 0° c. 100°c d. 60°c