86. न्यूलैन्ड केवल तत्व जिनका आण्विक भार इस
तक था, का वर्गीकरण कर पाया-
(A) 40
(B) 85
मा (C) 23
(D) 20
Answers
Answered by
1
Answer:
c is your answer 23
please mark as brainliest answer
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