The compound adrenaline contains 56.79% C,6.56% H,28.37% O,and 8.28% N by mass.What is the empirical formula for adrenaline?(Type your answer using the format CO2 for CO2.)

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The compound adrenaline contains 56.79% C,6.56% H,28.37% O,and 8.28% N by mass.What is the empirical formula for adrenaline?(Type your answer using the format CO2 for CO2.)
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The compound adrenaline contains 56.79% C,6.56% H,28.37% O,and 8.28% N by mass.What is the empirical formula for adrenaline?(Type your answer using the format CO2 for CO2.)
The compound adrenaline contains 56.79% C,6.56% H,28.37% O,and 8.28% N by mass.What is the empirical formula for adrenaline?(Type your answer using the format CO2 for CO2.)

The compound adrenaline contains 56.79% C,6.56% H,28.37% O,and 8.28% N by mass.What is the empirical formula for adrenaline?(Type your answer using the format CO2 for CO2.)
C:H:O:N=56.79/12：6.56：28.37/16：8.28/14
=8：11：3：1
这题有问题啊!没定量!
所以为C8H11NO39(最简式）

肾上腺素中含有56.79%的C, 6.56%的H, 28.37%的O,和8.28%的N。肾上腺素的化学式是什么？(使用化学式CO2代替CO2来输入你的答案)

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