Calculate the mass of potassium sulfate needed to produce 115ml of a 1.34m solution(molarity problem)

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

In water, a strong acid will break down into its component parts. a. completely b. partly c. never in water, a weak base will break down into its component parts. a. completely b. partly c. never