Senior Secondary · 11-12 · Chemistry
What do we call the substances you start with in a chemical reaction?
Reactants
What do we call the substances formed by a chemical reaction?
Products
Balance this equation: H2 + O2 → H2O. What are the correct coefficients?
2H2 + O2 → 2H2O
What law states that mass is neither created nor destroyed in a chemical reaction?
The Law of Conservation of Mass
What type of reaction occurs when two or more substances combine to form a single product?
A synthesis (combination) reaction
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