What is the net ionic charge of a calcium ion?
a. +1
b. -1
c. -2
d. +2

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal

Molecular iodine, i2(g), dissociates into iodine atoms at 625 k with a first-order rate constant of 0.271 s−1. part a part complete what is the half-life for this reaction?