Ответ:
дано
m(C6H12O6) = 90 g
------------------------
V(CO2) - ?
C6H12O6 -->2C2H5OH+2CO2
M(C6H12O6) = 180 g/mol
n(C6H12O6) = m/M = 90 / 180 = 0.5 mol
n(C6H12O6) = 2n(CO2)
n(CO2) = 2*0.5 = 1 mol
V(CO2) = n*Vm = 1*22.4 = 22.4 L
ответ 22.4 л
Объяснение:
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Verified answer
Ответ:
дано
m(C6H12O6) = 90 g
------------------------
V(CO2) - ?
C6H12O6 -->2C2H5OH+2CO2
M(C6H12O6) = 180 g/mol
n(C6H12O6) = m/M = 90 / 180 = 0.5 mol
n(C6H12O6) = 2n(CO2)
n(CO2) = 2*0.5 = 1 mol
V(CO2) = n*Vm = 1*22.4 = 22.4 L
ответ 22.4 л
Объяснение: