How many moles of each element (C, H, and O) are present in a 100.0 g sample of
ethanol?

2.173 moles of ethanol is presented in a 100.0g sample of ethanol .

Explanation:

The amount of substance that contains as many Particles as there are atoms in exactly 12g of carbon- '12 isotope is called 1 mole '= 46 u.

answer; i believe that the correct answer is (a) potassium(k)

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