hi can you help me with these questions please
Molecular masses
1. CaCo3 (calcium carbon)
2. C6H12O6 (glucose)
3. Fe2O2 (iron oxide 11)
Avogadro's number
1. A sample of iron is known to contain 2.35 mol of Fe. How many iron atoms are there in the sample?
2. how many molecules are present in 150 grams of sulfuric acid (H2SO4)
Molar volume
1. What volume will 110g of dichloro (CI2) occupy when under normal conditions? 2. If you have 600g of CO2 gas and knowing that its molecular mass is 44g / mol, find
a) the number of moles
b) the number of molecules
c) the volume it occupies under normal conditions of pressure and temperature.
