Initial IGCSE Gas Volumes Questions

What is the volume of one mole of gas at 25⁰C and 1atm?

• 24dm³

• 2.4L

• 125dm³

• 24dm

What is the volume of that 2 moles of gas occupies?

• 24dm³

• 48L

• 4.8dm³

• 12dm³

Which one of these is NOT the same volume as the others?

• 100cm³

• 1L

• 1dm³

• 1000ml

What volume does 3 moles of CO₂ gas occupy?

• 72 Litres

• 3 Litres

• 132 Litres

• 8 Litres

What volume does 0.1 moles of N₂ gas occupy?

• 2.4 cm³

• 240 dm³

• 24 dm³

• 2.4 dm³

What volume does 5 moles of Cl₂ gas occupy?

• 12,000 cm³

• 120 dm³

• 5 dm³

• 125 dm³

What volume does one mole of any gas occupy at 25 degrees and 1 atm in cm³

How many litres does 4.4g of CO₂ occupy?

Mg_(s) + 2HCl_(aq) --> MgCl_2(aq) + H_2(g)

What volume of Hydrogen will be produced when 1mole of Mg reacts with excess hydrochloric acid?

• 24 Litres

• 2.4 Litres

• 0.24 Litres

• 12 Litres

Mg_(s) + 2HCl_(aq) --> MgCl_2(aq) + H_2(g)

What volume of Hydrogen will be produced when 4.8g of Mg reacts with excess hydrochloric acid?

• 48 Litres

• 4.8 Litres

• 0.24 Litres

• 115.2 Litres