amount of substance (1) Flashcards
1
Q
relative atomic mass
A
average mass of 1 atom of an element over 1/12 mass of 1 atom of C12
2
Q
relative molecular mass
A
average mass of 1 molecule over 1/12 mass of 1 atom of C12
3
Q
ideal gas equation
A
pv = nRT
4
Q
pressure (p)
A
pa
5
Q
volume (v)
A
m3
6
Q
number of moles (n)
A
mol
7
Q
temperature (t)
A
k
8
Q
volume equation
A
v = nRT over p
9
Q
temperature equation
A
t = PV over NR
10
Q
to find mr
A
do n = PV over RT then mr = m over nm
(remember put answers in standard form)
11
Q
cm3 to m3
A
divide by 1000000
12
Q
Kpa to Pa
A
1kpa = 1000 pa
13
Q
temperature
A
degrees c + 273
14
Q
mg to g
A
divide by 1000
