What are the reactants and products in a chemical reaction?

Which of the following laws deals with mass of reactants and products during chemical reactions?

Do an experiment to understand the changes in weight of reactants and products in a chemical reaction, write a report.

Do an experiment to understand the changes in weight of reactants and products in a chemical reaction, write a report.

- Write the reactants and products in the given chemical reaction. Magnesium + Oxygen → Magnesium Oxide Carbon + oxygen rarr Carbon dioxide

In which of the following chemical equations the abbreviations represent the correct states of the reactants and products involved at reaction temperature?

In which of the following chemical equations, the abbreviations represent the correct states of the reactants and products involved at reaction temperature?