What must change in a atom for it to become a new element?

In apex! a liquid heated beyond a certain temperature becomes

Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)

In which of the following phases of matter do molecules have the highest amount of energy? a. liquid b. gel c. solid d. gas