Students will be able to make measurements showing that whether the process is a change of state, dissolving, or a chemical reaction, the total mass of the substances does not change. Note: In the ...

The Law of Conservation of Mass dates from Antoine Lavoisier's 1789 discovery that mass is neither created nor destroyed in chemical reactions. In other words, the mass of any one element at the ...

What happens to mass? What is the difference between weight and mass? Working scientifically The mass of a gas Test your knowledge 10 grams of sugar plus 200 grams of water equals a total of 210 ...