Answer:
it helps us with our blood (Little)
Molality=mol/kg
342/171
=2m
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Feso3 compound name
Iron(II) Sulfite FeSO3 Molecular Weight
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The amount of the solute is constant during dilution. So the mole number of HCl is 2*1.5=3 mole. The volume of HCl stock is 3/12=0.25 L. So using 0.25 L stock solution and dilute to 2.0 L.
Explanation:
sodium atom is neutral while sodium ion is a charged specie with a charge of +1
