Chemical Calculation A/B Flashcards
(9 cards)
1
Q
What unit is molar mass measured in
A
g/mol
2
Q
What is an incorrect assumption about the gas particles in an ideal gas
A
They lose energy when they collide
3
Q
pV=NRT is what law?
A
Ideal Gas Law
4
Q
Define molar volume
A
The volume containing one mole of gas at a specific temperature and pressure
5
Q
A solution is a mixture that is
A
Homogenous
6
Q
Which is the solute and the solvent in an oxygen gas in water solution
A
Solute= Oxygen
Solvent= Water
7
Q
Which is a mole fraction:
A)45%
B)0.45
C)45
A
0.45
8
Q
The substance before a chemical change occurs is called
A
Reactant
9
Q
The new substance chemical reactions create is called
A
Product
