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0,1mola sacharozy ------ xg
x = 34,2g
Z def. stęż. molowego
34,2g sacharozy ------- 1000cm³
25g sacharozy --------- xcm³
x = 731cm³
V=n/Cm
1mol C₁₂H₂₂O₁₁=342g
x mol - 25g
x=25/342=0,0731mol
V=0,0731/0,1=0,731dm³=731cm³