Which type of rock forms as a result of cooling and crystallization? a) clastic b) metamorphic c) sedimentary d) igneous

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles

Assume that 13.5 g solid aluminum (al) react with hcl to produce solid aluminum chloride (alcl3) salt and gaseous hydrogen (h2) at standard temperature and pressure.

Why are enzymes important to cells? they bring about chemical reactions. they provide structural support. they form the two layers of membranes. they store large quantities of energy.