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; it remains constant.

Front

What is mass?

Back

Mass is a measure of the amount of matter in an object, typically measured in grams or kilograms.

Front

What is a chemical reaction?

Back

A chemical reaction is a process where substances (reactants) are transformed into new substances (products) with different properties.

Front

What are reactants?

Back

Reactants are the starting substances in a chemical reaction that undergo change.

Front

What are products?

Back

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

Front

What is an example of a physical change?

Back

Melting of ice is an example of a physical change, where the substance changes state but not its chemical composition.

Front

What is an example of a chemical change?

Back

Burning paper is an example of a chemical change, where the paper transforms into ash and gases.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form of a substance but not its chemical identity, while a chemical change results in the formation of new substances.

Front

What is the role of a catalyst in a chemical reaction?

Back

A catalyst is a substance that speeds up a chemical reaction without being consumed in the process.

Front

What is the role of inhibitors in a chemical reaction?

Back

Inhibitors are substances that slow down or prevent a chemical reaction.