NEET Class neet Answered
please answer this
Asked by Prashant DIGHE | 12 Jan, 2020, 09:19: PM
Expert Answer
Let us take 100 Boron atoms. Let n number of atms are 11B and (100-n) number of atoms are 10B .
Hence we have, n × 11 + (100-n)×10 = 10.81 × 100 .................(1)
By solving above eqn., we get n = 81
Hence ratio , 11B : 10B = 81 : 19
Answered by Thiyagarajan K | 13 Jan, 2020, 10:46: AM
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