1.zno + hcl = zn(oh)2 + 2hcl= 2.feo+hcl= fe(oh)2 + hcl= 3. mgo + hcl= mg(oh)2+ hcl= 4. al2o3 +hcl= al(oh) + hc l =
164
193
Ответы на вопрос:
1. zno + 2hcl = zncl2 + h2o zn(oh)2 + 2hcl = zncl2 + 2h2o 2.feo + 2hcl = fecl2 + h2o fe(oh)2 + 2hcl = fecl2 + 2h2o 3. mgo + 2hcl = mgcl2 + h2o mg(oh)2 + 2hcl = mgcl2 + h2o 4. al2o3 + 6hcl = 2alcl3 + 3h2o al(oh)3 + 3hcl = alcl3 + 3h2o
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