a) mCuS=64 u+32 u
mCu:mS=64:32=2:1
b) mC2H5OH=2*12u+6*1u+16u
Stosunek masowy:
mC:mH:mO=24:6:16=12:3:8
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a) mCuS=64 u+32 u
mCu:mS=64:32=2:1
b) mC2H5OH=2*12u+6*1u+16u
Stosunek masowy:
mC:mH:mO=24:6:16=12:3:8