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The relative atomic mass of an element is 21.5 the two isotopes of the element...

The relative atomic mass of an element is 21.5 the two isotopes of the element are 20X occurring 25% in nature and x*occurring 75% in nature. calculate x.?
In Chemistry
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Asked by Kelvin on 13th June, 2021
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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