Water: The Universal Solvent

Water is a universal solvent because it ...

• freezes when it gets cold.

• can be found anywhere.

• floats when frozen.

• dissolves most substances.

What happens when water turns into ice?

• The water makes a crystal structure.

• All of the above.

• The water becomes a solid.

• The water expands when it freezes.

Water particles ___________________.

• are attracted to each other.

• repel against each other.

• stick to water striders.

• cannot be broken down.

Why is water considered polar?

• It makes 4 covalent bonds

• It is cohesive and adhesive

• It is a universal solvent

• It has a partial charge

Which is true about a water molecule?

• The oxygen has a partially positive charge

• The hydrogen has a partially negative charge

• The carbon is neutral

• The oxygen has a partially negative charge

Water has a high specific heat compared to other liquids.

A high specific heat means...

• It heats up quickly with energy added

• It requires more energy to change temperature

Water is attracted to the sides of a glass tube due to which of its properties?

• Cohesion

• Adhesion "adhere, to stick"

• Universal Solvency

• Heat Capacity

Attractions between the negative Oxygen atom of one water molecule and the positive Hydrogen atom of another water molecule are called

• Covalent bonds

• Ionic bonds

• Hydrogen bonds

• Polar bonds

Large bodies of water, such as lakes and oceans, do not quickly change in temperature. Why?

• Water acts as a buffer.

• Water is a great solvent.

• Water is an acid.

• Water has a high heat capacity.

The substance being dissolved in a solution.

• solute

• alloy

• solvent

• sands