WorksheetsChemistry-12 Using moles
Total questions: 10
Worksheet time: 12mins
How many atoms are in 12 grams of carbon-12?
6.022 x 1023 atoms
3.022 x 1026 atoms
2.602 x 1032 atoms
6.202 x 1020 atoms
One mole of oxygen atoms contains 6.022 x 1023 atoms, and it weighs ___
12 amu
16 amu
12 grams
16 grams
The mass, in grams, of one mole of a substance is known as its ___
atomic mass unit
molar mass
relative atomic mass
stoichiometric weight
What is the number of moles in 180g of water (H2O)?
1
0.1
6
10
What is the number of particles in 22g of carbon dioxide (CO2)?
3.01X1023
6.02X1023
0.5
2
What is the total number of moles of S that reacts when 4.0 moles of Na were completely consumed?
What is the total number of moles of CO2 needed to make 2 moles of C6H12O6?
Avogadro's Law states that
the volume of a gas depends on the number of moles and the identity of the gas
the same amount of moles of any gas will have the same volume
pressure varies directly as the temperature
the volume of a gas is inversely proportional to its number of moles
What is the volume occupied by one mole of gas at rtp?
22 dm3
6.02 dm3
24 dm3
1 dm3
Using the following equation:
_Fe2O3(s) + 3H2(g) → 2Fe(s) + 3H2O(l)
How many moles of iron can be made from 6 moles H2?
4 moles Fe
6 moles Fe
9 moles Fe
2 moles Fe
