10. For each of the following pairs of ionic compounds, state which would be expected to have the higher (more negative) lattice energy. a. LiF or KBr

b. NaCl or MgS

c. MgO or RbI

Which statement best describes the function of enzymes?

What is the percent by mass of magnesium sulfate in mgso4.7h2o

Substance 33°f 100°f peanut oil solid liquid margarine solid liquid chocolate chips solid liquid which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.