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Subject :NSO    Class : Class 9

Mass spectrum of an element Q having two isotopes Q1 and Q2 is shown in the given graph.

If Q2 is 8.082 times heavier than 12C and Q1 is 7.833 times heavier than 12C then, the molecular mass of compound, QO1 will be approximately
(Given : Atomic mass of O = 16 u)

A 94 u
B 128 u
C 96 u
D 125 u.


How to solve

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