An element with density 2.8 { g} { cm}^{-3} forms a f.c.c. ...

CBSE Class 12 Chemistry 2014 Outside Delhi Set 1 Solved Paper

Question : 9 of 30

Marks: +1, -0

An element with density 2.8 g cm−3 forms a f.c.c. unit cell with edge length 4×10−8 cm. Calculate the molar mass of the element. (Given N A= 6.022 ×1023 mol−1 )

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