「BARF」常在化工業被拿來製作聚乙烯。從成分分析知道其含有 C、F、B 三種元素。已知其含有重量百分比 23%的碳， 66% 的氟，請推測 BARF 之簡式？ (B=8;

問題詳情

48. 「BARF」常在化工業被拿來製作聚乙烯。從成分分析知道其含有 C、F、B 三種元素。已知其含有重量百分比 42.23%的碳， 55.66% 的氟，請推測 BARF 之簡式？ (B=10.8; F=19)
(A)C16F7B
(B)C8F14B
(C)C18F15B
(D)CFB

參考答案

答案：C
難度：非常困難0
統計：A(0),B(1),C(0),D(0),E(0)

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