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Flashcards in Biochemistry & Organic Chemistry Deck (30)
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0

What are the 3 types of bonds?

1. Covalent
2. Ionic
3. Hydrogen

1

What are solutions?

Homogenous mixture of a Solvent & Solute.

2

What is a Solute?

Anything dissolved by the Solvent

3

What are mixtures?

Heterogenous, exist as 2 distinct compounds. Easy to seperate.

4

What is pH?

Concentration of free H+ Ions in a solution.

5

What is lower on the pH scale? (Acid or Base?)

Acid

6

What is higher on the pH scale? (Acid or base?)

Base

7

What is HCI

Hydrochloric Acid

8

Na OH

Sodium Hydroxide

9

What is the pH of water?

7.0

10

What do Base compounds do?
(receive or donate what)

Readily receive H+ ions from the solution.

11

What do Acid compounds do?

Readily donate H+ ions to the solution.

12

What is the pH of stomach acid?

pH2 - pH1

13

What is the pH of fruit juice?

pH 4 - pH 5

14

Are gases emitter by acids & bases as caustic as liquids?

Yes, Gas is just as caustic as liquids if you come in contact w/ them.

15

What is the pH of blood?

7.4

16

How are buffers used in medicatons?

They are used to stabilize their structure & control their breakdown.

17

What are Radio Active Isotopes?

Unstable as a result of the neutron charge.
They are decaying and breaking down releasing energy.

18

What is Half life?

The amount of time required to reach half the initial energy content.

19

How many valence electrons does carbon have?

4

20

How many potential covalent bonds can carbon simultaneously form?

4

21

What are the benefits of Carbon?

plug & play capability, allows for the creation of macromolecules, carbon is readily available in the enviroment.

22

Define Chirality

Its the mirroring of a molecule.

23

What are Carbohydrates?

Sugar molecules

24

What are Monosaccharides?

One sugar unit.

25

What are Disaccharides?

2 sugar units bound together.

26

What are Polysaccharides?

Many sugar units bound together

27

What is Metabolism?

Energy production

28

What are 2 common Disaccharides?

Lactose & Sucrose

29

Where is lactose metabolised?

The digestive tract..