Which elements form an ionic compound? check all the boxes that apply

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o

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