5.P.2.2 Law of Conservation of Mass

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. The total mass of the reactants equals the total mass of the products.

Front

If you freeze 200 g of water, what will be the mass of the ice?

Back

200 g

Front

What happens to the mass of gold when it is melted?

Back

The mass stays the same.

Front

When water turns into ice, does its mass change?

Back

No, the mass remains the same.

Front

What is an example of the Law of Conservation of Mass in everyday life?

Back

When you bake a cake, the mass of the ingredients before baking equals the mass of the cake after baking.

Front

If a balloon is warmed and expands, what happens to its mass?

Back

The mass stays the same.

Front

What will happen to the mass of a closed container of water when it freezes?

Back

The mass will remain the same.

Front

If Leslie has 5 pounds of ice in a 1 pound bucket, what will the total weight be after the ice melts?

Back

6 pounds

Front

What is the mass of 2 kg of water when it freezes into ice?

Back

2 kg

Front

Does heating a gas in a balloon change its mass?

Back

No, heating the gas does not change its mass.