Chemistry Unit Review 2.0

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is formed when two or more substances are so evenly mixed that you can't see the different parts.

Front

Where is an element in Group 14 Period 3 located on the periodic table?

Back

It is located in the third row and fourteenth column of the periodic table.

Front

What is weight?

Back

Weight is a measure of the gravitational force on an object.

Front

What is an inhibitor in a chemical reaction?

Back

An inhibitor is a substance that decreases the rate of a reaction.

Front

What is a chemical change?

Back

A chemical change is a process where substances combine or break apart to form new substances, such as baking a cake.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture where the different components can be seen and easily separated.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force of gravity acting on that mass.

Front

What is a catalyst?

Back

A catalyst is a substance that increases the rate of a chemical reaction without being consumed in the process.

Front

What is the law of conservation of mass?

Back

The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction.

Front

What is an example of a physical change?

Back

An example of a physical change is ice melting into water.