Chemistry of Life

Front

Ice floats on water due to water expanding when it freezes.

Back

Water expands when it freezes, making ice less dense than liquid water.

Front

Most abundant compound in living things?

Back

Water.

Front

Definition of a solution:

Back

Evenly distributed mixture of two or more substances.

Front

When salt dissolves in water, what is water?

Back

Water is the solvent.

Front

Stirring salt into boiling water produces a:

Back

mixture called a solution.

Front

Substance with pH 6:

Back

an acid.

Front

Not a type of bond?

Back

Polar

Front

Covalent bonds share electrons.

Back

True

Front

If an atom gains an electron, it has a ______ charge.

Back

negative

Front

If an atom loses an electron, it has a ______ charge.

Back

positive