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1、 20191211 ABCCQSiO2HaODHClNaO BaSQ2.A.B.0C.D.U3 HNN2NaNHN NaNNaNA.B.C.D.4.NAA448 L N 2Q042B.10L 1 0 mol L-1NaAIQ2NAC.78 g Na 2SNQ012D.0 1 mol Fe0 2 NA5.A FeCbFe(0H)3Fe330=2=03J 3H+B.Fe3O4Fe 3O+8H+=Fe2+2Fe3+4H2O C.HCOJ=COfH2OD.Al3+4NH3?H2O AIOJ+4NH 4+2H 2O 6.ag18mol/L,p g/cm39mol/LA amL B amL C amL D
2、 a/p mL7.KNO CCl4 A B.C D.NHCuSO2molLA B NHCuSOC.1mol NMCuSO0 5molD 9.18 l8 2 2A.2Na2 Q+2H2O=4Na OH+Ozf B.NHCI+fO-NH3 H2O+HClC.2KMnO+5H218Q+3H2SQ=K2SQ+2MnSQ+5 18Q f+8H 2。D.K37ClO3+6HCl=K 37Cl+3Cl 2 f+3H 2O10 aA2+bB+dDA ABDC B.b a dcC.CDBA D.ABDC11.XYZWA ZYB ZYC WYD ZW12 12C18O14N2A B.C.D.13 NOHCOSOC
3、OSONQ14 1mL pH=3100mLpHv 5 Na I KCl l)K gNaCl l ()A.B.C.A BC D.15 99CK=1x1011 X 10a mol/LA av 6B.a6C.av 6pHa D a 6pH 12 a16.Na：OH AA c(OH)c(H)c(Na)c(OH)c(A)c(H)B c(Na)c(A)c(OH)c(H)C.c(A)=c(Na)D.NaA HAc(A)c(Na)c(H)c(OH J 17NH+Fe2+Cl CO2-SO2-BaCbA pHv 7 BCG2-SO2-C.NH+Fe2+Cl-D.N18.b mLj-n.agI.23 minCa(OH)2X(1(2)_ FeFe(3)_ Fe+2+3(4)CO2-XCO2-XX(5)D _ 10 C2x 105 Pa H 0,“V”_ 2x 105 Pa5x 105 Pa _ 5x 105 Pa1 x 106 Pan.t CNaOHc(H+)=10amol Lc(OH)=10bmol La+b=12K=_ pH=ct C)pHNaOHmLmLpH20000008200020006 c 19.I.10 C2x 105 Pa/Pa52X 1055 X 1061 X 10D/mol L10.0850.200.44510 C2X 10PakJ/mol aA(g)-dD(g)+eE(g)