Elements in which the d-sublevel is being filled have the properties of

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%

Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~

If two objects at different te,peraure are in contact with each other what happens to their temperature