1
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1answer
32 views

Molecular formula of a compund [closed]

I have no idea on how to get information out of this one. A compound contains only hydrogen and nitrogen. Nitrogen makes up for 87.4% of the mass. A sample of this have a density of 0.977 g/L at ...
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1answer
72 views

Are all solids mono-atomic? Is there not any di-atomic metals or compounds? [closed]

I want to know whether all solids are mono-atomic or not, and if there was diatomic solids or not,and if there was compounds of solids.