Conservation of Matter

Front

What is the Law of Conservation of Matter?

Back

The Law of Conservation of Matter states that matter cannot be created or destroyed in a closed system. The total mass of matter remains constant.

Front

What happens to the mass of a solution when a solute dissolves in a solvent?

Back

The mass of the solution is equal to the mass of the solute plus the mass of the solvent.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that can be easily separated.

Front

What is a solution?

Back

A solution is a type of mixture where one substance (solute) is completely dissolved in another (solvent).

Front

If you mix 25ml of sugar with 150ml of water, what is the total volume of the solution?

Back

175ml.

Front

What is the mass of a substance?

Back

The mass of a substance is a measure of the amount of matter it contains, usually measured in grams.

Front

How can you separate a mixture of iron and sand?

Back

You can use a magnet to pull out the iron, leaving the sand behind.

Front

If you have 250 grams of iron and sand, and the mass of the sand is 150 grams, what is the mass of the iron?

Back

100 grams.

Front

What is the mass of an object made from 400 grams of clay?

Back

The mass remains 400 grams, regardless of its shape.

Front

If each letter cube has a mass of 3 grams, how much do 4 cubes weigh?

Back

12 grams.