Law of Conservation of Matter

Front

What do we call the chemicals that result from a chemical reaction?

Back

Products are the substances formed as a result of a chemical reaction.

Front

What is the measure of the amount of matter?

Back

Mass is the measure of the amount of matter in an object.

Front

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

Back

3 kg of smoke is shown in the example.

Front

If a reaction starts with 20g of reactants, how much should it produce?

Back

It should produce a total of 20g of products.

Front

How many grams of OXYGEN are needed to show conservation of mass?

Back

7 g of oxygen is needed.

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 chemical reaction.

Front

What are reactants?

Back

Reactants are the starting substances 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 a chemical reaction?

Back

A chemical reaction is a process where reactants are transformed into products.

Front

What is the role of coefficients in a chemical equation?

Back

Coefficients indicate the number of molecules or moles of a substance in a chemical reaction.