Select the correct answer. Which state of matter is highly compressible, is made of particles moving independently of each other, and is present in large quantities near Earth’s surface?

A.
solid
B.
liquid
C.
gas
D.
plasma

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3

Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?