Commercial sample of ammonia has density of 0.91g/cm3
and has 25 % Ammonia on
weight by weight basis.
Calculate a) Molarity and mole fraction of ammonia
b) Volume of this NH3 required to prepare 3000 cm3
of 1M NH3.
Q.2) How did van der Waals’ make amendments in the Ideal Gas Equation in order to
make it valid for real gases?
Q.3) Draw the crystal structure of NaCl
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