Answers by visitors named: Roma

You can access answer athomeworkanswer blog. you can search any of your questions at the site and may get the answer.

I've tried looking for the other ones on my atlas but I'm stuck, I've finished all my other questions but these are the ones I'm stuck on

I think the last question means if we test hydrogen in a tube, y is there no water in it? I don't know wut the question means either and thank u for ur help:)

166 years

Trigonal pyramid

Thx you really helped a lot