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Flashcards in Chapter 2 Deck (41):
0

What is a mixture?

A substance that is blended but not chemically combined

1

What are atoms joined by?

Polar covalent bonds

2

What is the shape of an atom?

V shaped with a 105 degree angle

3

What type of bonds do atoms form?

Hydrogen

4

What is solvency?

The ability to dissolve chemicals

5

What does hydrophobic mean?

Substances that don't dissolve in water

6

What does hydrophilic mean?

Substances that dissolve in water

7

What is adhesion?

Tendency of a substance to cling to another

8

What is a colloid?

A mixture of medium sized particles in a solvent

9

What is suspension?

Has large particles mixed in a solvent

10

What is an emulsion?

A suspension of one liquid to another

11

What is concentration?

Measure of the amount of solute in a solution

12

What is an acid?

A proton donor

13

What is a base?

A proton acceptor

14

What is a chemical reaction?

Process in which a bond is formed or broken

15

What are catalysts?

Substances that hold substances in a favorable position to react

16

What is metabolism?

All the chemical reactions that take place in the body

17

What is catabolism?

Energy releasing decomposition reactions

18

What is anabolism?

Energy Storing reactions

19

What is organic chemistry?

The study of compounds of carbon

20

What are 4 organic molecules?

Carbs, lipids, proteins, and nucleic acid

21

What are the 5 functional groups?

Carboxyl, phosphate, hydroxyl, methyl, and amino groups

22

What is a polymer?

A molecule made up of monomers

23

What is polymerization?

Joining together of monomers by dehydration synthesis

24

What is the opposite of dehydration synthesis?

Hydrolysis

25

What bodily function is formed by hydrolysis?

Digestion

26

What's a disaccharide?

2 monosaccharides

27

What's a polysaccharides?

Long chains of glucose

28

What is glycogen?

Energy storage polysaccharides

29

What is cellulose?

Structural polysaccharides

30

What are lipids?

Hydrophobic molecules composed of carbon, hydrogen, and oxygen

31

What is a saturated fatty acid?

Has optimum amount of hydrogens

32

What does an unsaturated fatty acid have?

A double bond

33

What is a triglyceride?

3 fatty acids bonded to a glycerol

34

What does a phospholipid?

Hydrophobic tails and hydrophilic head

35

What is a protein?

A polymer of amino acids

36

What is a peptide?

Any molecule composted of 2 or more amino acids

37

What is a peptide?

Any molecule composted of 2 or more amino acids

38

What is a protein?

A polymer of amino acids

39

What is a protein?

A polymer of amino acids

40

What is a peptide?

Any molecule composted of 2 or more amino acids