Front

What is the measure of the amount of matter?

Back

Mass

Front

Which of these is not a chemical reaction? Burning of wood, Milk going bad, Mixing vinegar and baking soda, Melting of ice

Back

Melting of ice

Front

How many grams of CHOCOLATE POWDER are shown in the example of conservation of mass?

Back

15 g

Front

The law of conservation of mass states that, in a chemical reaction, matter is never created nor ____________.

Back

destroyed

Front

How many kilograms of SMOKE are shown in the example of conservation of mass?

Back

3 kg

Front

What does the law of conservation of matter state?

Back

Matter cannot be created or destroyed in a chemical reaction.

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 an example of a physical change?

Back

Melting ice is a physical change.

Front

What happens to the total mass of reactants and products in a chemical reaction?

Back

The total mass remains the same.

Front

What is a chemical reaction?

Back

A process that involves the rearrangement of atoms to form new substances.