Odpowiedzi

2010-02-28T13:45:16+01:00
Mr=200g
cp=20%
ms1=20g
mw=50g
cp2=?
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cp=ms*100%/mr
ms=cp*mr/100%=20%*200g/100%=40g
ms2=ms+ms1=40g+20g=60g
mr2=mr+ms1+mw=200g+20g+50g=270g
cp2=ms2*100%/mr2=60g*100%/270g=22,2%