What kind of particles make up homogeneous mixture

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%

Which metal exist in liquid state and can be cut with knife ?

How many moles of oxygen gas are produced from the decomposition of six moles of potassium