Question

помогите с химией 9 класс

Answer 1

ci+H2o-HCI+HCIO

HCI+Cu=CUCI2+H2

2CUCI2+O2=2CUO+4CUCI

CUO+H2=CU+H2O

CU+S=CUS

2CUS+3O2=2SO2+2CUO

2SO2+O2=2SO3

SO3+H2O=H2SO4