Решите реакции, пожалуйста!!! 1) HCOOH + mg 2) HCOOH + k2o 3) HCOOH + cu(oh)2 4) HCOOH + na2so3 5) HCOOH + c2h5oh
1) 2HCOOH + mg=(HCOO)2Mg+H2 2) 2HCOOH + k2o=2(HCOO)K+H2O 3) 2HCOOH + cu(oh)2=(HCOO)2Cu+2H2O 4) 2HCOOH + na2so3 =2HCOONa+SO2+H2O 5) HCOOH + c2h5oh=HCOOC2H5+H2O