The atomic # and the mass #.
The formula for mole is
n= Mass/Mol mass
Mol Mass: S=32
O2= 16(2)
—————
64 g/mol
N= 17.50 g
————— (cancel both g)
64 g/mol
= 0.27 mol is the answer
Answer:
false evaporation is change of state
boiling point is temperaturw of liquid
86 elections so 43 orbitals
