I have an atomic mass of 20 and I’m a gas what am i?

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I have an atomic mass of 20 and I’m a gas what am i?

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Delwyn 3 years 2021-07-17T03:05:29+00:00 1 Answers 25 views 0

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  1. Bo
    0
    2021-07-17T03:06:36+00:00
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    Answer:

    Neon

    Explanation:

    Neon has atomic number of 10 and atomic mass 20.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )