[". ["일일 문제 이론적 기초2", ".7....3.1 B氢键只能存在于D和、O、N之间。"B氢键只能存在于D与、O、N之间D"]]
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选择题：下类物质存在氢键的是: （ ） (A)HBr (B)H2SO4 (C)C2H8 (D)CHCl3 答案：B 提示：能阐述出解题过程的给予额外奖励，答案回复可见
B 氢键只能存在于H与F、O、N之间。
B??氢键只能存在于H与F、O、N之间。
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