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Cel mai inteligent răspuns!
2014-05-13T21:03:31+03:00
CM=c%*ro*10/masa molara HCl = 37*10*1,18 = 11.96 moli/litru
NaOH + HCl ---> NaCl + H2O
cM=nr moli/volum=>nr moli NaOH = 0,3*4 = 1.2 moli
nr moli NaOH = nr moli HCl = 1,2 moli
cM HCl = nr moli HCl/volum HCl => volumul = 1,2/11.96 = 0,1 litri HCl = 100 ml

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