7. Which molecule contains covalent bonds that are highly polar when considered individually, but has a molecular shape that results in a nonpolar compound overall

Why are people not able to scuba dive in the deep part of the ocean

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?