Which of the following elements does not form a diatomic molecule? A. Chlorine.
B. Nitrogen.
C. Neon.
D. Hydrogen.

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.

What is calcium oxide+diphosphorus pentoxide--> calcium phosphate balanced