MHT CET Chemistry question
Not in JEE Main or NEET syllabus
A substance which has face-centred cubic crystal has a density of and the edge length of unit cell equal to 564 pm. The molar mass of the substance is
Answer: (B)
Solution
\dfrac{ρ a^3N_A}{Z}\dfrac{2.16×(564×10^{-10})^3×6.022×10^{23}}{4}$≈58.3\
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