What happens when a catalyst is used in a chemical reaction? the reaction rate increases. the reaction rate decreases. the reaction rate does not change. the reaction process decreases.

What element breaks down into yttrium-90?

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?