n= m:M
M (Ne)= 20 (г ÷ моль)
n= 8.4 ÷ 20= 0.42 ( моль)
n=V:Vm
V= n×Vm
Vm= 22,4 (л÷моль)
V= 0.42×22.4= 9.408 (л)
n(Ne) = m \ M = 8.4 \ 20 = 0.42 моль
V(Ne) = n * Vm = 0.42 * 22.4 = 9.408 л
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Verified answer
n= m:M
M (Ne)= 20 (г ÷ моль)
n= 8.4 ÷ 20= 0.42 ( моль)
n=V:Vm
V= n×Vm
Vm= 22,4 (л÷моль)
V= 0.42×22.4= 9.408 (л)
n(Ne) = m \ M = 8.4 \ 20 = 0.42 моль
V(Ne) = n * Vm = 0.42 * 22.4 = 9.408 л