Determine which reaction has the highest activation energy.
A. Melting ice
B. Burning charcoal
C. Combusting gasoline
D. Reacting metal and acid

The density of the solid phase of a substance is 0.90 g/cm3 and the density of the liquid phase is 1.0 g/cm3. a large increase in pressure will a. lower the freezing point b. raise the freezing point c. lower the boiling point d. raise the triple point e. lower the triple point