Odpowiedź: C%=21,4%
dane:
ms=40gCa
mH2O=147g
mr= 40g +147g=187g
szukane:
C%
wyliczenie:
wzór: C%= ms/mr *100%
C% =40g/187g*100%
C%=21,39% ≈ 21,4%
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Odpowiedź: C%=21,4%
dane:
ms=40gCa
mH2O=147g
mr= 40g +147g=187g
szukane:
C%
wyliczenie:
wzór: C%= ms/mr *100%
C% =40g/187g*100%
C%=21,39% ≈ 21,4%