Water Universal Solvent

Why don't humans dissolve in water?

• We are waterproof

• Our skin and cell membranes have uncharged layers

• We are too thick

• We are made of metal

What is one reason we use water for cleaning?

• It can dissolve many substances

• It is very hot

• It is very cold

• It is very thick

Water is the universal ____.

• solute

• solvent

• solution

The substance being dissolved in a solution.

• sands

• solute

• solvent

• alloy

The substance in which a solute is dissolved

• sands

• solvent

• alloy

• negative particles

If I dissolve carbon dioxide in water, what is the solvent?

• Carbon Dioxide

• There is no solvent

• Oxygen

• Water

Solutions are composed of __________ .

• salts and solutes

• solvents and salts

• solutes and alloys

• solutes and solvents

Why is water often referred to as the 'universal solvent'?

• It can dissolve more substances than any other liquid

• It is the most abundant liquid on Earth

• It is always pure

• It is a strong acid

Which property of water allows it to dissolve many ionic compounds?

• High surface tension

• Polarity

• Low boiling point

• High density

In an experiment, salt is added to water and it dissolves. What role does water play in this solution?

• Solute

• Solvent

• Reactant

• Catalyst