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QNEET-2024-Ch-16: NEET 2024 Chemistry - Class 11 NEET-2024-Ch-16 Solution: A compound X contains 32% of A 20% of B and remaining…
A compound X contains 32% of A 20% of B and remaining percentage of C. Then the empirical formula of X is: (Given atomic masses of A=64; B=40; C=32 u)
Multiple Choice Options
- A A 2 _ BC 2 _
- B ABC 3 _
- C AB 2 _ C 2 _
- D ABC 4 _
Step-by-Step Verified Solution
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Element | Mass percentage % | No. of moles | No. of moles/Smallest number | Simplest whole number
A | 32% | 32 64 = 1 2 | 1 2 _ 2 | = 1
B | 20% | 20 40 = 1 2 | 1 2 _ 2 | = 1
C | 48% | 48 32 = 3 2 | 3 2 _ 2 | = 3
So, empirical formula of
_ The correct empirical formula of compound X is ABC 3