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LaimeCS
@LaimeCS
July 2022
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дано V(H2) = 112л Найти m(H2)
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Raushka
Verified answer
M=n*Mr
n=V:Vm
n(H2)=112л:22,4л/моль=5 моль
m(H2)=5 моль*2г/моль=10г
3 votes
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krioira
V=Vm*m/M
M(H2)=1*2=2 (г/моль)
Vm-объем газа при н.у. = 22.4 л/моль
m=V*M/Vm=112*2/22.4=10(г)
0 votes
Thanks 1
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Verified answer
M=n*Mrn=V:Vm
n(H2)=112л:22,4л/моль=5 моль
m(H2)=5 моль*2г/моль=10г
M(H2)=1*2=2 (г/моль)
Vm-объем газа при н.у. = 22.4 л/моль
m=V*M/Vm=112*2/22.4=10(г)