The atomic number of magnesium is 12 this is also the number of which of the following
a. neutrons
b. protons
c. atomic mass
d. ionic charge

The length of a vector arrow represents its magnitude and the point represents its direction true or false apex

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%

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.