Z def. stęż. procent. 2g kw. salicyl.-----98g alkoholu xg kw. salicyl.------200g alkoholu x=2*200/98x = 4,08g kw. salicyl.
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Z def. stęż. procent.
2g kw. salicyl.-----98g alkoholu
xg kw. salicyl.------200g alkoholu
x=2*200/98
x = 4,08g kw. salicyl.