228Th -> 4He+? 90. 2

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228Th -> 4He+?
90. 2

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Trung Dũng 4 years 2021-07-20T22:04:14+00:00 1 Answers 6 views 0

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    2021-07-20T22:05:50+00:00

    Urmmm??????? What is the question

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