Which characteristic is not used to classify stars? size color distance from earth age

What is an example of a physical property?

In what environment would mineral formation caused by high pressures and high temperatures most likely occur?

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)