A.骨骼肌中三羧酸循环酶的活性提高
B.ATP、CP的总量增加
C.肌酸激酶活性增加
D.动员了更多运动单位参加工作
第1题
A.(3)>(1)>(2)>(4);
B.(1)>(2)>(3)>(4);
C.(3)>(2)>(1)>(4);
D.(1)>(3)>(2)>(4)。
第2题
A.CH3CH2OH>(CH3)2CHOH>(CH3)3COH>CH3OH
B.CH3OH>CH3CH2OH>(CH3)2CHOH>(CH3)3COH
C.CH3OH>(CH3)3COH>(CH3)2CHOH>CH3CH2OH
D.(CH3)3COH>(CH3)2CHOH>CH3CH2OH>CH3OH
第3题
乙醇(CH3CH2OH)和二甲基醚(CH3—O—CH3)的相对分子质量相同,但两物质的沸点相差很大,前者沸点为78.5℃,后者沸点为-23.5℃,为什么?
第4题
A.CH3COOH>CH3CH2OH > CF3COOH> CH3NH2
B.CF3COOH> CH3NH2> CH3COOH>CH3CH2OH
C.CF3COOH> CH3COOH>CH3CH2OH> CH3NH2
D.CH3COOH> CF3COOH> CH3CH2OH> CH3NH2
第5题
将下列化合物按酸性大小排列成序:
(A)HOOC-COOH (B)HOOCCH2COOH (C)CH3COOH (D)CH3CH2OH
第6题
A.CF3COOH> CH3NH2> CH3COOH>CH3CH2OH
B.CF3COOH> CH3COOH>CH3CH2OH> CH3NH2
C.CH3COOH>CH3CH2OH> CF3COOH> CH3NH2
D.CH3COOH> CF3COOH> CH3CH2OH> CH3NH2
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