Biochemistry

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Name 4 chemicals that make up the majority of organic compounds
Water, methane, ammonia and hydrogen
1 of 8
Which 4 chemical elements are most abundant in the body?
Carbon, nitrogen, oxygen and hydrogen
2 of 8
What is relative molecular mass and how is it calculated?
How many grams per mole of substance
3 of 8
What is a mole?
An amount of substance with 6.02x10^23 molecules. (differs according to Mr)
4 of 8
How much water would a 1M solution contain if 2M of subtance was added?
2 litres - there is always 1l per mole.
5 of 8
What is a covalent bond? Give an example
When 2 molecules share an electron e.g. a peptide bond
6 of 8
Name 3 types of non-covalent bonding
Hydrogen, electrostatic, Van der Waals
7 of 8
Which type of non-covalent bonding occurs when a substance dissolves in water?
hydrogen bonding
8 of 8

Other cards in this set

Card 2

Front

Which 4 chemical elements are most abundant in the body?

Back

Carbon, nitrogen, oxygen and hydrogen

Card 3

Front

What is relative molecular mass and how is it calculated?

Back

Preview of the front of card 3

Card 4

Front

What is a mole?

Back

Preview of the front of card 4

Card 5

Front

How much water would a 1M solution contain if 2M of subtance was added?

Back

Preview of the front of card 5
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