Can somebody explain to me how to figure out the subscripts when writing ionic compounds Example :
Lithium Nitride
Li3N

like where’d they get the 3 from?

What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers

List the path of the respiratory system

Which statement best describes what happens when molecular compounds melt