A.?H?0,?S?0 B.?H?0,?S?0 C.?H?0,?S?0,D.?H?0,?S?0
?3?116、已知Fe3?Fe2?标准电势为0.77V,当??H???1.00mol/L、??Fe???1.00mol/L、2?3?2???mol/L,电极的电势为__________. Fe?0.100FeFe??A.0.89V B.0.83V 117、Forthereactionmechanism:
C.0.71V D.0.65V
H2?2NO?N2?H2O2slowH2?h2O2?2H2Ofast
Theratelawisrate=__________. A.K?H2??NO?
2B.K?H2O?
2C.K?N2??H2O2? D.K?H2O2??H2?
118、下列物质中,含有相同元素的一组是__________. A.胆固醇和血红蛋白 B.纤维素和尿素 C.腺苷三磷酸和核糖核酸 D.脂肪酸和磷脂 119、下列激素的生理作用相互拮抗的是__________. A.胰岛素与胰高血糖素 B.生长激素与甲状腺素 C.胰岛素与生长激素 D.甲状腺素与胰高血糖素 120、Whatisthefunctionofthenucleolus？__________. A.Theformationandbreakdownofthenuclearenvelope B.Theformationofroughendoplasmicreticulum C.Thesynthesisofribosomalproteins D.ThesynthesisofrRNA