Răspunsuri

2014-06-02T23:24:06+03:00
Cp=md/ms *100

ms=md*100/cp

ms= 125*100/28

ms=12500/28

ms=446,428g
2014-06-03T00:15:37+03:00
Md=125g
c%=28
ms=?
c=md/ms8100 inlocuiesti si obtii ca 28/100=125/ms rezulta ms=125*100/28=56