1) Are the bones more or less flexible than they were before your experiment?

2)Is there a difference between the cola bone and the vinegar bone?

List 2 ways you can add calcium to your daily diet to insure strong, hard bones.

Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.