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( T = 25°C , P = 1 atm ) ⇒ Vm = 24
Dit : m = ?
Jwb :
n = V ÷ Vm
= 1,23 ÷ 24
= 0,05125 mol
m = n × Mr
= 0,05125 × (1 × 12 + 4 × 1)
= 0,05125 (16)
= 0,82 gram