I can't find the atom that matches this electron configuration. 1s^2 2s^2 2p^6 3s^2 3p^3 Can someone please help me?

Nitrogen (N)
Oxygen (O)
Phosphorus (P)
Sulfur (S)

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%

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

If i add water to oil what will happen