An element with density 11.2 {\gm} {\cm}^{-3} forms f.c.c. lattice with edge length 4 \times 10^{-8} {\cm}. Calculate the atomic mass of the element. (Given {\N}_{ {\A}}=6.022 \times 10^{23} {\mol}^{-1} )

CBSE Class 12 Chemistry 2014 Delhi Set 1 Solved Paper

Question : 9 of 30

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An element with density

11.2 {\gm} {\cm}^{-3}

forms f.c.c. lattice with edge length

4 × 10^{-8} {\cm}

. Calculate the atomic mass of the element. (Given

{\N}_{ {\A}}=6.022 ×

10^{23} {\mol}^{-1}

)

Solution:

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