FC6: Moles 3- Solutions and Gases Flashcards
1
Q
How do you convert cm^3 to dm^3?
A
Divide by 1000
2
Q
What is the equation for concentration (moldm^-3)?
A
Mol/vol(dm^3)
Rearrange when another is needed
3
Q
How do you calculate volume of gas(dm^3)?p
A
Moles x 24
4
Q
What is the idesl gas equation?
A
pV = nRT pressure in Pa Volume in m^3 n= number of moles R= gas constant (see data sheet) Temperature in K
5
Q
Pressure in Pa to kPa:-
A
Pa/1000
6
Q
Temperature in K:-
A
Temp in oC + 273
7
Q
Volume in m^3 relative to dm^3 and cm^3:-
A
M^3 = dm^3/1000 M^3 = cm^3/10^6
8
Q
What is molar gas volume?
A
Gas volume per mole
9
Q
What is the molar volume of any gas at room temp?
A
24.0dm^3mol^-1
