What happens to the reaction rate as a reactant gets used up? A. The rate varies,
B. The rate goes down,
O c. The rate goes up.
D. The rate stays constant.

Which is true of transition metals when moving from left to right on the periodic table? the d sublevels are not filled across the period. the cation radii become larger across the period. atomic radii increase slightly and then start to decrease. atomic radii decrease slightly and then start to increase. o

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true