Across
- 4. Reaction that absorbs energy from the surroundings.
- 6. Mass of exactly 1 mol of a chemical (2 words)
- 7. The chemical that lost electrons in a chemical reaction was ___________.
- 9. An element reacts with a compound resulting in a new element and a new compound. (2 words).
- 10. A measure of the concentration of a solution.
Down
- 1. A type of chemical reaction in which one of the reactants is molecular oxygen.
- 2. There are 6.022 times 1023 particles in one __________ particles.
- 3. A reaction in which a single reactant forms two or more products.
- 5. We balance a chemical equation by using the smallest, whole number ____________.
- 8. A chemical used up during the reaction.