Pure substances and mixtures

A ______________ is made up of different kinds of atoms chemically combined.

• element

• compound

• mixture

• molecule

A _____________ contains a variety of elements and compounds that are not chemically combined with each other.

• compound

• element

• molecule

• mixture

True or False: elements AND compounds are pure substances.

• True

• False

The picture shown here is what type of mixture?

• homogeneous

• hetergeneous

• pure substance

• element

Identify the following substance

• Element

• Compound

• Mixture

• Diatomic Molecule

Identify the following substance.

• Element

• Compound

• Mixture

• Diatomic Molecule

What is the chemical formula for this molecule?

• OH

• HO

• HHO

• $H_2O$

This diagram represents a _____.

• pure substance that is a compound

• mixture of elements

• pure substance that is an element

• mixture of compounds

Pepsi is a . . .

• Heterogeneous mixture

• homogeneous mixture

• Element

• Compound

Italian Salad Dressing is a . . .

• heterogeneous mixture

• homogeneous mixture

• Pure Substance

• Compound