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1mol cukru ------ 2*6,02*10²³ cząst. CO₂
xmoli cukru ------- 3,01*10²³ cząst. CO₂
x = 0,25mola cukru
Z def. stęż. molowego
0,25mola cukru ------ 50cm³
xmoli cukru ----------- 1000cm³
x = 5moli cukru
x = 5mol/dm³
3,01*10²³ - x
x=0,5mol
1mol 2mol
C₆H₁₂O₆--->2C₂H₅OH+2CO₂
x 0,5mol
x=1*0,5/2=0,25mol
Cm=n/V=0,25/0,05=5mol/dm³