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A&P Chapter 2 S4
| Question | Answer |
|---|---|
| Inorganic Compound | A substance that doesn't contain carbon and hydrogen |
| Organic Compound | A substance that contains carbon and hydrogen |
| Solution | A solvent that dissolves a substance called a solute. This type of mixture is homogeneous |
| Colloid | Mixture where the solute particles are in small compounds thick enough to make the mixture opaque. Think milk and cream |
| Suspension | A mixture where a heavier substance temporarily floats in a liquid, but settles after some time |
| Acid | A substance that releases hydrogen ions |
| Base | A substance that releases hydroxyl ions, or one that accepts hydrogen ions already present |
| pH | The negative, base ten logarithm of the hydrogen ion concentration of the solution. Scales one order of magnitude per point, in a scale of 1-14. The lower, the more acidic |
| Buffer | A solution of weak acid and its conjugate base. Can neutralize a small amount of acid or bases in the body |