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CBSE Class 12 Chemistry 2014 Delhi Set 1 Solved Paper
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Question : 9
Total: 30
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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