Grams, moles, and particles

Match it! Select the correct answer from the pull down...Good luck!

3.2 moles of zinc nitrate has ____ molecules

what perecent by mass is sodium of sodium chloride

347 g of magnesium oxide is _____ moles

How many liters of gas are in 3 moles of helium

How many moles of tungsten are in 8.34 E 24 atoms of tungsten?

how many moles of calcium phosphide are in 250 grams

Sodium is a ___

What percent by mass is oxygen in aluminum oxide?