Răspunsuri

2014-04-27T15:18:45+03:00
CM=C%*ro*10/masa molara H3PO4 = 68,1*1,5*10/98 = 10,42347 moli/litru
cM=masa acid/(masa molara * volum)
=> volumul = 204,3/(10,42347*98)=0,2 litri H3PO4