Some Basic Concepts Of Chemistry Question 297

Question: 81.4 g sample of ethyl alcohol contains 0.002 g of water. The amount of pure ethyl alcohol to the proper number of significant figures is

Options:

A) 81.398 g

B) 71.40 g

C) 91.4 g

D) 81 g

Show Answer

Answer:

Correct Answer: A

Solution:

Pure ethyl alcohol =81.40.002=81.398 .



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