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If two compounds have the same empirical...

If two compounds have the same empirical formula but different molecular formula, they must have

A

different percentage composition.

B

different molecular mass

C

same viscosity

D

same vapour density

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The correct Answer is:
B
If two compounds have the same empirical formula i.e. they have same percentage composition so whatever are elements in both compounds have same percentage composition of elements but both compounds have different molecular formula i.e. their molecular weights are different.
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