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AITS & Test SerieshardNUMERICAL

Question

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Chemistry diagram for: See image

Answer: 7

💡 Solution & Explanation

  2 H 2 H 2 Li 2 H 2 2 1 1 R 3 3 4 1 1 R 1 4                         16 9 9 16 9 7 1 16     

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