Answer The outer layer of the Earth is called the crust.
Explanation: Because it's in the earth atmosphere
They turn litmus paper blue
For the equation to be balanced, the Atom's coefficient on the left side and the right side of the equation has to be equal
so, the answer would be :
Br2 + S2032- + 5H20 -- > BR2- + 2S02- + H+
Hope this helps
<span>Hydroxy group..
... :):) ....</span>