Biology EOC Review: L.18.12 Properties of Water

Front

What is the pH range of acidic solutions?

Back

Between 0 and 7.

Front

Why can water have no net charge but have slight charges in different parts of the molecule?

Back

The oxygen end is slightly negative and the hydrogen end is slightly positive.

Front

What is a solvent?

Back

A substance that is capable of dissolving another substance (a solute).

Front

Why does ice float on water?

Back

Solid ice is less dense than liquid water.

Front

In a solution, what is the solvent?

Back

The substance that dissolves the solute.

Front

What is the universal solvent?

Back

Water.

Front

What is the pH range of basic solutions?

Back

Between 7 and 14.

Front

What happens to the density of water when it freezes?

Back

It decreases, causing ice to float.

Front

What is a solute?

Back

A substance that is dissolved in a solvent.

Front

What is the significance of water's polarity?

Back

It allows water to dissolve many substances, making it a universal solvent.