A solution is saturated in both nitrogen gas and potassium bromide at 75 ºc. When the solution is cooled to room temperature, what is most likely to happen?.

It depends on the subject for me. some exams are easier than others so i usually go through it and answer questions i know based on my general knowledge, then double check after. going through the lesson can a lot  because the exams can be  very lesson-specific, but sometimes they are ridiculously long so a lot of people don't take the time. i did find that, when i went through the lessons, i was making 100's on my exams vs strictly using + the internet and  i make 90's. 

It’s according to the question. but most of the time the answer is b

Mabey a person hope this hels