Odpowiedzi

2010-02-21T14:45:43+01:00
Ms=30*250/100
ms=75g

mr=350+250=600

cp= 75*100/600
cp=12,5%
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Najlepsza Odpowiedź!
2010-02-21T14:51:07+01:00
Mr=250g
cp=30%
Vw=350cm³
dw=1g/cm³
cp1=?
mw=Vw*dw=350cm³*1g/cm³=350g
cp=ms*100%/mr
ms=cp*mr/100%=30%*250g/100%=75g
mr1=mr+mw=250g+350g=600g
cp1=ms*100%/mr1=75g*100%/600g=12,5%
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