Pure Substances and Mixtures

Front

___________ are the smallest unit of an element that maintains the properties of that element.

Back

Atoms

Front

An _______________ is made up of one or more of the same kind of atom chemically combined.

Back

element

Front

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

Back

compound

Front

True or False: elements AND compounds are pure substances.

Back

True

Front

A ______________ mixture is one that does not have a uniform composition.

Back

heterogeneous

Front

A _________________ mixture is one where the substances are evenly spread throughout.

Back

homogeneous

Front

In a ______________, one substance is dissolved in another substance.

Back

solution

Front

Fruit Loops, pizza, and Skittles are examples of ____________________ mixtures.

Back

heterogeneous

Front

Coffee, mouthwash, and vinegar are examples of __________________ mixtures.

Back

homogeneous

Front

Which of these is an element? Salt (NaCl), Water (H20), Oxygen (O), Carbon Dioxide (CO2)

Back

Oxygen (O)