Average atomic mass of magnesium is 24.31 a.m.u. This magnesium is composed of 79 mole% of 24Mg and remaining 27 mole o/o of 25Mg and 26Mg. Calculate mole o/o of 26Mg

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Detailed Solution

Let mole % of 26Mg be x∴(21−x)25+x(26)+79(24)100=24.31x = 10%

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