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MHT CET Chemistry question

ChemistryThe Solid StateMHT CET

Not in JEE Main or NEET syllabus

X-ray diffraction studies shows that Cu crystallises in face centred cubic unit cell with cell edge of cm. An another experiment shows that Cu is determined to have a density of 8.92 g/cm. Find the atomic mass of copper.

Answer: (C)

Solution

For fcc : \frac{ρ a^3N_A}{Z}\fracExtra open brace or missing close brace{8.92×(3.6088×10^{-8})^310^{23}$

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Question ID VK-043196