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Transcription of this question: This question is about iron.(a)(b)State the nuclear symbol notation, X, for iron-54.Mass spectrometry analysis of a sample of iron gave the following results:% abundanceFe-545.84Fe-5691.68Fe-572.17Fe-580.31Calculate the relative atomic mass, of this sample of iron to two decimal places.[2](c)An iron nail and a copper nail are inserted into a lemon.CoppernailLemonIronnailExplain why a potential is detected when the nails are connected through a voltmeter.[2]

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