D. How long could this (20% efficient) generator supply power to a 1500 W electrical heater with the 5 gal of gas? (1 point) *please help. I rly need to finish this and get a good grade*

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

Which are forms of frozen water? check all that apply. dew frost hail rain sleet

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.