Question

3 unbalanced equation into balanced equation

Answer 1

1 )   Pb(No3)2+KI===>PbI2+kno3

Pb(No3)2+2KI===>PbI2+2knO3(balanced)

2 )

NA2SO4+BACL2===>NACL+BASO4

NA2SO4+BACL2===>2NACL+BASO4(BALANCED)

3)

Agbr===>Ag+Br2

2Agbr===>2Ag+Br2(balanced)

hope it helps ............................

Answer 2

1]H2S+SO2———>S।(precipitate)+H2O

=====}2H2S+SO2———>3S।(precipitate)+2H2O

2]2C2H5OH+2Na————>2C2H5ONA+H2