Across
- 2. a basic unit of a chemical element
- 5. of Conservation of energy energy is neither created nor destroyed
- 7. the amount of specific substance
- 8. a connection between two surfaces
- 10. Energy the energy combined within a system that's responsible for its temperature
- 11. the substance that are formed as an result of a chemical reaction
- 12. Reactions ionic structure of a substance
Down
- 1. Reaction A chemical reaction that releases energy by light or heat
- 3. a substance that undergoes a chance to form a new substance called "products"
- 4. Potential Energy the energy stored in the chemical bonds of a substance
- 6. Reaction any chemical reaction that absorbs heat from it's environment
- 9. a substance that is dissolved in a solution