EASY
Upper Secondary: IGCSE
IMPORTANT
Earn 100

of aluminium burns in chlorine to form of aluminium chloride.
How many moles of aluminium atoms are present in of aluminium?

Important Questions on Using Moles
EASY
Upper Secondary: IGCSE
IMPORTANT
of aluminium burns in chlorine to form of aluminium chloride.
Find the simplest formula of aluminium chloride.

EASY
Upper Secondary: IGCSE
IMPORTANT
of aluminium burns in chlorine to form of aluminium chloride.
of an aqueous solution is made using of aluminium chloride. What is its concentration in moles per ?

MEDIUM
Upper Secondary: IGCSE
IMPORTANT
You have to prepare some solutions, with of solute. What volume of solution will you prepare, for the following solute?
- Lithium sulfate

MEDIUM
Upper Secondary: IGCSE
IMPORTANT
You have to prepare some solutions, with of solute. What volume of solution will you prepare, for the following solute?
- Magnesium sulfate

MEDIUM
Upper Secondary: IGCSE
IMPORTANT
You have to prepare some solutions, with of solute. What volume of solution will you prepare, for the following solute?
- Ammonium nitrate

MEDIUM
Upper Secondary: IGCSE
IMPORTANT
Phosphorus forms two oxides, which have the empirical formulae and . Which oxide contains the higher percentage of phosphorus?

HARD
Upper Secondary: IGCSE
IMPORTANT
Phosphorus forms two oxides, which have the empirical formulae and . What mass of phosphorus will combine with mole of oxygen molecules to form ?

MEDIUM
Upper Secondary: IGCSE
IMPORTANT
Phosphorus forms two oxides, which have the empirical formulae and . What is the molecular formula of the oxide that has a formula mass of ?
