If you ere to continue the investigation, what would you suggest as a next step? and can you determine the identity of an unknown substance by calculating its densitu and observing chemical reactions?

you would be able to listen to music so that you could calm your nerves

blue light is scattered in different directions by the tiny molecules of air. blue is scattered more than other colours because it has a shorter distance to travel which results in smaller waves. this is why we see a blue sky most of the time.