Physical Chapter 8 Solutions

What determines whether a mixture is a suspension or a colloid?

• number of particles

• size of the particles

• distribution of particles

• none of the choices

Which of the following is a solution?

• Air

• wood

• snow

• orange juice

Which of the following is an example of a homogeneous mixture?

• fog

• gasoline

• paint

• grapefruit juice

The Tyndall effect is observed by ________

• alloys

• solvents

• solutions

• colloids

The electrons in a water molecule are gathered nearest to ____________

• the one oxygen atom

• the two hydrogen atoms

• the four hydrogen atoms

• nothing

Tags

NGSS.MS-PS1-1

Because many substances dissolve in water, water is referred to as the what?

• heterogeneous solvent

• homogeneous solvent

• universal solvent

• universal mixture

Which will not dissolve in water?

• sodium chloride

• baking soda

• sugar

• petroleum

Which substance is insoluble in water?

• baking soda

• olive oil

• caron dioxide

• ammonia

The ability of a substance to dissolve in another at a given temperature and pressure is

• molarity

• concentration

• solubility

• saturation

A solution that is able to dissolve additional solute is best described as

• dilute

• concentrated

• saturated

• unsaturated