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2014-11-02T19:42:55+02:00
Md=25 g , mH20=475 , c=? , ms=md+mH20 = 25+475 = 500g , c=(md:ms)x100 , 
 c=(25:500)x100 , c=2500:100 , c=25% 
5 3 5
2014-11-02T20:06:02+02:00
Md=25 g , mH20=475 , c=? , ms=md+mH20 = 25+475 = 500g , c=(md:ms)x100 , 
 c=(25:500)x100 , c=2500:100 , c=25% 
1 5 1