Answer the question below pls

Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change

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