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VT Chem/MicroBio
Vet Tech Chemistry & Microbiology test #3
Question | Answer |
---|---|
What are the 2 types of metabolism? | Catabolic -break down complex organic molecules into simpler ones. Exergonic: produce more energy then consumed Anabolic - combine simple molecules to form the body's complex structural functional components. Endergonic: consume more energy than produced |
What is ATP and what does it contain? | Adenosine Triphosphate. Contains ribose, adenine and a chain of 3 phosphate groups |
What is Avogardo's number? | 1 mole = 6.022 x 10^23 |
What is the formula for number of particles? | N = n x Na |
What is the formula for molar mass? | m = n x M |
What is a solution? | A homogenous mixture of 2 or more substances |
What are the two parts of a solution? | Solvent - majority component Solute - minority component |
Define Solubility | The amount of a compound (g) that will dissolve in a certain amount of solvent |
What are the 3 types of solutions? | Saturated, unsaturated and supersaturated |
Define Miscible | 2 liquids mixing without separating into 2 phases |
Immiscible | 2 liquids that do not mix, separate into 2 phases |
What is solution concentration? | a measure of how much solute is dissolved in a solution |
What are the 3 ways to calculate concentration? | Molarity, percent concentration, ppm/ppb |
What is molarity? |