1
А) 2Al+6HCl=2AlCl3+3H2
Б) Mg+H2SO4 =MgSO4 +H2
В) 3Ba(OH)2+2H3PO4 =Ba3(PO4)2+3H2O
Г) K2CO3+2HNO3=2KNO3+CO2+H2O
2)
1-3
2-4
3-1
4-2
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Answers & Comments
1
А) 2Al+6HCl=2AlCl3+3H2
Б) Mg+H2SO4 =MgSO4 +H2
В) 3Ba(OH)2+2H3PO4 =Ba3(PO4)2+3H2O
Г) K2CO3+2HNO3=2KNO3+CO2+H2O
2)
1-3
2-4
3-1
4-2