Types of Mixtures

Which one is not a colloid

• Foam

• Gel

• Emulsion

• Coffee

If a spoonful of sugar is mixed in a glass of water, what is the water called? 

• solute
• solution
• solvent
• element 

Which of the following appear to be clear (are not cloudy)?

• Solution

• Suspension

• Colloid

Sand floating in water, but most of the sand is settled at the bottom this an example of which type of mixture?

• A solution
• A colloid
• A suspension
• A compound

The beaker on the left would be a (both have been recently stirred)

• Solution

• Suspension

• Colloid

• Impossible to tell

What is the Tyndall effect?

• The scattering of light by colloidal particles

• The absorption of light by colloidal particles

• The reflection of light by colloidal particles

• The refraction of light through colloidal particles

What is Brownian motion?

• The movement of water molecules in a beaker

• The movement of air molecules

• The movement of solid molecules

• The movement of smoke particles in air

A measure of a solution of how much solute is dissolved in specific amount of solvent or solution is …………………..

• Dilution

• Kelvin

• Mole ratio

• Concentration

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the percent by mass of NaHCO3 in a solution containing 40.0 g of NaHCO3 dissolved in 760.0 mL of water H2O?

• 8.40 %

• 6.70 %

• 5.30 %

• 5.00 %

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4