How many electron pairs are shared by an oxygen molecule?​

What does the cell nucleus do or, how does it function?

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons