英文化学题,求解A sample of an unknown biochemical compound is found
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英文化学题,求解
A sample of an unknown biochemical compound is found to have a percent composition of 40.45 percent carbon, 7.92 percent hydrogen, 15.73 percent nitrogen and the balance oxygen. What is the simplest formula for this compound ?
A sample of an unknown biochemical compound is found to have a percent composition of 40.45 percent carbon, 7.92 percent hydrogen, 15.73 percent nitrogen and the balance oxygen. What is the simplest formula for this compound ?
Gen Chem 1 或者 高中AP的基础题.
两个条件:1.化合物;2.元素组成:40.45%的碳,7.92%的氢;15.73%的氮,剩下的就是氧.
求化合物的最简式.
用ratio(比例)解答好了:
C:H:N:O=(40.45%/12):(7.92%/1):(15.73%/14):[(100%-40.45%-7.92%-15.73%)/16]=3:7:1:2(注意最终结果是最简整数比).
对了,化学式自己写了.C3H7NO2
两个条件:1.化合物;2.元素组成:40.45%的碳,7.92%的氢;15.73%的氮,剩下的就是氧.
求化合物的最简式.
用ratio(比例)解答好了:
C:H:N:O=(40.45%/12):(7.92%/1):(15.73%/14):[(100%-40.45%-7.92%-15.73%)/16]=3:7:1:2(注意最终结果是最简整数比).
对了,化学式自己写了.C3H7NO2
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