Which graph depicts the changing density at ocean depths
A: barograph
B: pycnograph
C: halograph
D: ambiograph

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.

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp