Shristy Maurya Asked a Question
September 30, 2020 10:39 pmpts 30 pts
(a) Hydrogen (6) Helium (C) Nitrogen (d) Oxygen 7. If atomic weight of nitrogen is 14.0067, what is the ratio of 15N [m = 15.001] to N [m = 14.0037]? (a) 0.0036: (b) 0.36:1 (C) 1:0.365 (d) 1:1 The amount of Cisotope in a piece of wood is found to be 1/6 of that resent in a fresh piece of 3.
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  • Amol thankyou
    Option a
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  • Priyanshu kumar Best Answer
    check this
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    Priyanshu kumar
    Option A
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