Molecular mass of H2O is: 16+2*1=18
so moles of 40g of H2O is: 40/18=2.22
True, an atoms nucleus has both protons and electrons.
Answer:
The empirical formula would be N₂Os * Page 2 Calculate the empirical formulaof a compound that is 94.1% oxygen, 5.9% hydrogen.
Answer:
mass is the measure of the amount of weight pulled by gravity in an object B-)
