1、 1 2017 Cu:64 O:16 C:12 H:1 Fe:56 Al:27 Mg:24 126 13 6 1 A B C D ATP 2 DNA =1 2 2 A B C D 3 A B a C PH D b c 4 DNA ( ) A DNA B RNA DNA C DNA D mRNA 5 M N A 2 B C D A 6 A B C D 7 A . B . C HgS HgS . D . 8 A 1 NaHSO3 PH7 c(H2SO3)c(SO3 2- ) B 0.02 mol/L NaOH 0.02 mol/L NaHC2O4 2c(OH )+c(C2O4 2- )=c(HC2
2、O4 - )+ 2c(H ) C pH 7 c(NH4 + ) c(Cl ) D (HN3) -1 NaN3 : c(Na ) c(N3 - ) c(OH ) c(H ) 9 A B C D E 5 A E B 2 C D A C D E B 1mol A B 18 mol e - C D D AE CE 10 2L 0.40 mol N2O4 N2O4(g) 2NO2 -1 , 3 A 20 40s v(N2O4 B 0.80 molNO2 NO2 75% C 15.9 kJ D 100 s 0.40 mol N2O4 N2O4 11 ( ) A B H + C 5.6LO2 1 mol D
3、 C8H18+16H20-5Oe - =8CO2 +12 A 1 mol 2 mol NaOH B C9H10O4 C D NaHCO3 13 A B C D ( 8 6 48 14 17 4 18 21 6 3 0 ) 14 m A B A A 23 3 mgB 3 2 mgC 3 3 mg D 2mg 15 A B C D 16 a b P a b P a b O O P P A B C D 17 1 4 A B C D 18 a b v-t L L A a b B a b C t3 L D tl 19 Q1 Q2 x L Q1 O a b b O 3L. q x a b ( ) a b
4、5 va vb x A Q2 Q1 B b C a b D a b 20 V1 V2 1 2 R r A A B V1 C V2 D 1 2 21 a b O M N O I A M N B a b C MN D MN 174 22 32 33 38 129 22 4 (a) (b) (a) _cm (b) _mm. 23 10 Rx( A ( 6 V 0.6 A) B A1(0 0.6 A 3 A C A2(0 100 mA 6 D V(0 3 V 15 V E F R1(0 1 A) G R2(0 1 A) H S 1 Rx RA A2 2 Rx RA A _ B _ C Rx _ RA
5、_. 24 14 MPQO ACB R A B AC 1 4 m q A H A g 1 AC B B h 2 C E 25 19 6 kg C 2 kg A C 2 kg B A B A h 1.25 m B A B C 0.5 C g 10 m/s 2 . 1 A B 2 C C 3 C L=0.25m H=0.2m C t 7 26 (14 ) PM2.5 PM2.5 SO2 NOx 1 PM2.5 K +Na +NH4 +SO4 2-NO3 -Cl - mol/L -6 -6 -5 -5 -5 -5 pH= 2 NOx CO NO N2(g)+O2(g) _ _ A. B. C.N2
6、O2 NO 1 CO CO 2CO(g)=2C(s)+O2(g) 0 _ _ 3 2NO(g)+2CO(g) 2CO2(g)+N2(g) 0 t1 _ _ v K n w 4 NO 5L NO E F T1 T2 n/mol NO E F 3.000 0.10 0 0 T1 2.960 0.020 0.040 0.040 8 T2 2.975 0.050 0.025 0.025 T1 K1=_ T1 T2 0( T1 0.1molNO NO _ 27 15 CoCl2 2O Co2O3 Co(OH)3 Fe2O3 Al2O3 MnO CoCl2 2O H + CO 2+ Fe 2+ Mn 2+
7、 Al 3+ pH ( 0.01 mol/L) Fe(OH)3 Fe(OH)2 Co(OH)2 Al(OH)3 Mn(OH)2 2.7 7.6 7.6 4.0 7.7 3.7 9.6 9.2 5.2 9.8 2.6H2O 110 1 Co2O3 2 NaClO3 NaClO3 3 CoCl2 (1 ) 4 3 (1 ) (1 ) CoCl2 H2O 5 pH (1 ) pH (1 ) A 2 0 2 5 B 3 0 3 5 C 4 0 4 5 D 5 0 5 5 1-6 PH 6 CoCl2 2O AgNO3 CoCl2 2O 100% 9 28 (14 ) 1 (FeSO4 7H2O) (CuSO4 5H2O) 1 1 2 3 2 CO2 A 4 E (2 ) 5 F CuSO4 3 CuSO4 6 3.2g L ( ) 29 10 1 2 10 1 1 _ _ 2 1 _ 3 2 a b , _ 2 A B C _ 30. 10 A B C a,b 1
