1.
How many atoms are in 1 molecule of H₂SO₄?
2.
How many atoms in 2 moles of O₂?
3.
Average atomic mass depends on?
4.
Number of molecules in 18 g water?
5.
Molecular mass from VD?
6.
Molecular mass of a gas is 98. VD is?
7.
STP conditions include?
8.
Moles in 4 g H₂? (M=2 g/mol)
9.
Molar mass formula using VD?
10.
2 moles of CO₂ weigh?
11.
Molecular mass indicates?
12.
Mass of one C-12 atom?
13.
If VD = 22, molecular mass is?
14.
Avogadro’s number of argon atoms weigh?
15.
Mole represents how many particles?
16.
Fastest diffusing gas?
17.
1 mole of N₂ gas at STP occupies?
18.
Volume of 0.5 mole gas at STP?
19.
How many molecules are in 2 moles of oxygen gas?
20.
Rate of diffusion formula?
21.
Molar mass of CO₂? (C=12, O=16)
22.
Atomic mass is taken relative to which atom?
23.
Which is NOT a mole unit?
24.
Who introduced Atomic Mass Unit (amu)?
25.
Graham’s Law relates rate of diffusion to?
26.
Vapour density relates to?
27.
Avogadro number represents number of?
28.
Molecular mass unit equals?
30.
Relation between VD & density of gas?
31.
Moles in 36 g of H₂O? (M=18 g/mol)
32.
Mass of 0.5 mole of N₂? (M=28 g/mol)
33.
Volume of 1 mole gas at STP?
35.
How many atoms in 1 mole of H₂O?
36.
Mass of 5 moles of CO₂? (M=44 g/mol)
37.
3 moles of H₂O molecules count?
38.
Mole concept relates mass to?
41.
Vapour density of gas with mol. mass 60?
42.
Avogadro number applies to?
44.
1 mole of water weighs?
45.
Mass of 1 mole of substance?
