Odpowiedzi

2010-01-08T13:47:45+01:00
Cp1 = 4%
Cp2 = 10%
Cp3 = ?
Ms1 = 0,04 * 150g = 6g
Ms2 = 0,1 * 250g = 25g
Ms3 = 6g + 25g = 31g
Mr1 = 150g
Mr2 = 250g
Mr3 = 150g + 250g = 400g
Cp3 = 31g * 100% / 400g = 7,75%

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2010-01-08T14:04:16+01:00
Dane: Szukane:
mr1=150g. C%3=?
C%1=4%
mr2=250g
C%2=10%

c%3=ms3/mr3 * 100%

ms1=C%1*mr1
ms1=4% * 150g= 4/100 * 150 g= 6g
ms2=C%2 * mr2
ms2= 10% * 250g= 10/100 * 250g = 25g.
mr3= 250g + 150g = 400g.
ms3= 6 g+ 25 g = 31g
C% = 31g/400g * 100% = 8%
c%3 = 8%
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