2: mole calculations Flashcards
1
Q
whats the relationship between the new and old concentrations and volumes of a solution after dilution
A
c1 x V1 = c2 x V2
2
Q
what is the ideal/perfect gas equation
A
pV = nRT
3
Q
What is the value and units of the molar gas constant (R)
A
8.314 J/Kmol
4
Q
What is the SI unit of pressure and what is this equivalent to?
A
Pascal
1 Pa = 1 N/m^2
5
Q
What is 1 atm equivalent to in Pascals?
A
101325 Pa = 1 atm
6
Q
What is 1 bar equivalent to in Pascals?
A
100000 Pa = 1 bar
7
Q
What is 1 m^3 equivalent to in dm^3?
A
1000 dm^3 = 1 m^3
8
Q
How do you convert between Celcius and Kelvin
A
Celcius -> Kelvin +273
