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задача 2H2+O2=2H2OV H2 =10мл m H2O - ? V O2 - ?...
Answer
2H2+O2=2H2OV H2 =10мл m H2O - ? V O2 - ?...
Answer
задача по химии Zn+2HCl=ZnCl2+H2m Zn =3.25 г W HCl =10%mHCl = ?V H2 =?...
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