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KEAM 2015 Physics and Chemistry Paper

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Question : 93

Total: 120

For two isomorphous crystals A and B the ratio of density of A to that of B is 1.6 while the ratio of the edge length of B to that of A is 2. If the molar mass of crystal B is 200 g mol−1 then that of Crystal A is

240 g mol−1
120 g mol−1
80 g mol−1
160 g mol−1
40 g mol−1

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