Ответ:
дано
m(Fe) = 5,6 g
V(CL2) = 2.24 L
-------------------
m(FeCL2)-?
Fe+CL2-->FeCL2
M(Fe) = 56 g/mol
n(Fe) = m/M = 5.6 / 56 = 0.1 mol
n(CL2) = V(CL2) / Vm = 2.24 / 22.4 = 0.1 mol
n(Fe) = n(CL2) = n(FeCL2) = 0.1 mol
M(FeCL2) = 127 g/mol
m(FeCL2) = n*M = 0.1 * 127 = 12.7 g
ответ 12.7 г
Объяснение:
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Answers & Comments
Ответ:
дано
m(Fe) = 5,6 g
V(CL2) = 2.24 L
-------------------
m(FeCL2)-?
Fe+CL2-->FeCL2
M(Fe) = 56 g/mol
n(Fe) = m/M = 5.6 / 56 = 0.1 mol
n(CL2) = V(CL2) / Vm = 2.24 / 22.4 = 0.1 mol
n(Fe) = n(CL2) = n(FeCL2) = 0.1 mol
M(FeCL2) = 127 g/mol
m(FeCL2) = n*M = 0.1 * 127 = 12.7 g
ответ 12.7 г
Объяснение: