Help pls!! Will having to do course recovery to make up a pass grade affect your college application In a bad way and how colleges see you?

Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)

How many peaks will be present in a mass spectrum for brcl?

Can someone me out on this question for my national 5 chemistry homework