catsandsand00 catsandsand00

04-05-2017
Chemistry

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Please , sorry if I'm asking too many questions

Please sorry if Im asking too many questions class=

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Rubymistbell Rubymistbell

04-05-2017

I think it's 231/90 Th
Whatever the decomposition equation yields ( X + He) needs to add up to the reactant (U)

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