jordanmjdmary6446 jordanmjdmary6446

16-01-2023
Chemistry

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An element x has two naturally occurring isotopes: x-79 (abundance+50.69%, mass +78.918amu) and x-81 (abundance+49.31% mass+80.917amu). calculate the weighted atomic mass of x. also, identify the unknown element which exists as a reddish brown gas and is a liquid at room tempature

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