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x moli H2SO$ - 200cm3 r-ru
x- 0.6
masa H2SO4- 98g/mol
1.84 g H2SO4 - 1cm3 96g H2SO4 -100g r-ru
x g H2SO4 - 1000cm3 xg - 1840g r-ru
x=1840g x= 1766.4[gH2SO4]
1766.4/98=18[moli H2SO4/dm3]
18moli - 1000cm3
0.6 mola - x
x=33.(3) cm3 tego kwasu