1.502g sample of steel yields 0.259g of nickel dimethyl glyoximate Ni C8H14N4O4 (Mol mass 289g). What is the percentage of nickel in the steel (At mass of Ni = 59)

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answer is 0003.50.

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Detailed Solution

Ni+2+2DMG→Ni(DMG)259gr→289gr?→0.259gr=0.259289×59=0.053grNi% in steel =0.0531.502×100=3.5%

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