What is Biochemistry? Flashcards
1
Q
what is biochemistry the study of
A
the study of life ( study of carbon compounds which crawl around)
2
Q
what are the 4 major chemical substances (96%)
A
oxygen, carbon, hydrogen, nitrogen
3
Q
what are some chemicals which make up the next 3.8%
A
calcium phosphorus soidum chlorine magnesium iron…
4
Q
what is the atomic mass measure in
A
daltons
5
Q
atoms are joined by covalent bonds to form what
A
molecules
6
Q
molecules of diverse elements are known as what
A
compounds
7
Q
how can you work out molecular weight
A
multiplying the number of atoms by atomic mass
8
Q
where do molecules frequently reside
A
in solution of water (our body is majority water)
9
Q
what is avogrados number
A
6.023x10^23
10
Q
what does molarity refer to
A
the number of moles of substance in given volume
