Asked by Samantha

Write a molecular equation for the gas-evolution reaction that occurs when you mix aqueous hydrobromic acid and aqueous potassium sulfide.
Answered by DrBob222
Why are you having trouble with equations?
Answered by Samantha
2 HI + Li2S2O4 ¨ H2S2O4 + 2 LiI
this is what I got and it says I'm wrong? I don't understand why