Water, Water Everywhere

Front

What are attractions between water molecules called?

Back

Hydrogen bonds.

Front

True or false: Water is a polar molecule?

Back

True.

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

Why can a water strider skate along the top of a pond?

Back

Hydrogen bonds result in water cohesion (surface tension).

Front

What is a solvent?

Back

A substance into which the solute dissolves.

Front

What is the chemical formula for water?

Back

H2O.

Front

What property of water allows it to resist changes in temperature?

Back

High specific heat.

Front

What is cohesion in the context of water?

Back

The attraction between water molecules due to hydrogen bonding.

Front

What is adhesion in the context of water?

Back

The attraction between water molecules and other substances.

Front

What is surface tension?

Back

The cohesive force at the surface of a liquid that makes it behave like a stretched elastic membrane.