Across
- 3. donates hydroxide ions
- 6. substance increasing the rate of a chemical reaction
- 8. the chemical reaction in which energy is given off in the form of heat
- 10. the tendency of dissimilar particles or surfaces to stick to one another
- 11. a chemical substance formed as a result of a chemical reaction
- 12. an organic compound that is made of one or more chains of amino acids
Down
- 1. made up of atoms that are held together by chemical bonds.
- 2. a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase
- 4. a substance that dissolves a solute resulting in a solution
- 5. any substance that cannot be broken down into simpler substances
- 7. they turn litmus paper red and phenolphthalein colorless
- 9. atom that has a positive or negative charge