81.4 g sample of ethyl alcohol contains 0.002 g of water. The amount o – InterviewSolution

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1.	81.4 g sample of ethyl alcohol contains 0.002 g of water. The amount of pure ethyl alcohol (to proper number of significant figures) is :
Answer» 81.398 g 81.40 g 81.4 g 81 g Solution :`81.4 - 0.002 = 81.398 " or " 81.4 `

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