How many maximum bonds can element X in group 15 do with other element Y in group 15. triple bond
single bond
double bond
can't bond

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

Asolid that forms and separates from a liquid mixture is called

In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?