1.4 Mixtures

Multiple Choice

EGGSHELL, CALCIUM CARBONATE, (CaCO₃) is a(n)...

• element

• mixture

• compound

Multiple Choice

COPPER (Cu) is a(n)...

• element

• mixture

• compound

Multiple Choice

AIR is a(n)...

• element

• mixture

• compound

Multiple Choice

BAKING SODA, SODIUM BICARBONATE, (NaHCO₃) is a(n)...

• element

• mixture

• compound

Multiple Choice

SALAD DRESSING is a(n)...

• element

• mixture

• compound

Multiple Choice

SALT WATER is a(n)...

• element

• mixture

• compound

Multiple Choice

Freshly brewed black coffee

• Heterogeneous

• Homogeneous

Multiple Choice

Lucky Charms

• Heterogeneous

• Homogeneous

Multiple Choice

Air

• Heterogeneous

• Homogeneous

Multiple Choice

M&Ms

• Heterogeneous

• Homogeneous

Fill in the Blank

What is the percent of salt in a mixture with 15g of salt in 25g of water?

Fill in the Blank

What is the percent of rocks in a mixture of gravel with 50g of rocks in 30g of dirt?