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Calculati volumul de clor necesar obtinerii a 730g solutie de acid clorhidric de cocentratie 10%.

Răspuns :

H2 + Cl2 => 2HCl

C=md/ms*100=>md=10*730/100=73g HCl

n=m/M=73/36,5=2 moli HCl

22,4L Cl2............2 moli HCl
22,4L Cl2.............2 moli HCl