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0,005=ms/300g
ms=1,5g
0,02=1,5+x/300+x
6+0,02x=1,5+x
4,5=0,98x
x=4,6g KI dodano
sprawdzenie:
Cp=6,1/304,6 x 100%
Cp=2%
2.
0,07=ms/300
ms=21g
250cm3 wody=250g wody (ponieważ gęstość wody to 1g/cm3)
ms=21+12=33g
mr=300+12+250=562g
Cp=33/562 x 100%
Cp=5,9%