Identifying Physical and Chemical Chang In a physical change, the make up of matter is changed.
O True
O False

What problem would a person have if the nucleic acid in one of his or her cells were damaged?

In 2002, the rare earth elements mine in mountain pass, california was closed because

What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients