Question

Помогите срочно!спасибо

Fe+H2O===

Al(OH)3+?===AlCl3+?

Al2O3+?===AlCl3+?

?+AgNO3===Ag+?

Answer 1

Fe+H2O=== FeO + H2

Al(OH)3+3HCl===AlCl3+3H2O

Al2O3+6HCl ===2AlCl3+3H2O

Cu+2AgNO3===2Ag+Cu(NO3)2

 

 

Answer 2

Fe+H2O=FeO+H2

Al(OH)3+3 HCl= AlCl3+3 H2O

 Al2O3+ 6 HCl= 2 AlCl3+ 3 H2O

Fe+2 AgNO3=2 Ag+Fe(NO3)2