ࡱ>  "[ Rbjbj2zΐΐV +++8c+ix4{{{{{555wwwwwwwy?|Pw]51555w{{#xWWW5Z4{{wW5wWWRv^w{>4+P ww9x0ix*wf|UP|<w|w 55W55555wwW555ix5555|555555555 : -N NS N l qQ T V V [ h Q UDC 543.06:54  41 GB 601 88 S f[ Ջ BR n[Rg[ϑRg (uhQnmv6RY Chemical reagent Preparations of standard volumetrie solutions ;NQ[N(uV ,ghQĉ[Nn[Rg[ϑRg (uhQnmvM6RTh[el0 ,ghQ(uN6RYQnxSm^KNnm ^(uNn[lKm[Sf[ՋBRv;NSO+TϑSBg(+Tϑ _NSOvQNvSf[NThQ (u0 _(uhQ GB 603 Sf[ՋBR Ջel-N@b(u6RBRS6RTv6RY GB 6682 [[(u4lĉennmnN0(uQXe{y8T Nĉ[SOyv NB\nY leQ1000mleN'lSxv4l-N GdS0 c(NaOH) mol/L "l'lSqTnm ml 52 0.5 26 5 4.1.2 h[ 4.1.2.1 Km[el yS Nĉ[ϑvN105~110pR`͑vWQN2ux"l yQ0.0001g nN Nĉ[SOyveN'lSxv4l-N R2nZ^c:ym10g/l (uM6R}Yv"l'lSnmn[nmHT|~r Te\Ozz}vՋ0 c(NaOH) mol/L WQN2ux"l g eN'lSxv4l ml 1 6 80 0.5 3 80 0.1 0.6 50 4.1.2.2 { "l'lShQnmSm^ c_1 { c(NaOH) = m/(v1-v2)*0.2042& & & & & & & & & & & & & & & & & & & & .(1)_-Nc(NaOH)  "l'lShQnmKNir(vϑSm^ mol/l m  N2ux"lKN(ϑ g v1  "l'lSnmKN(uϑ ml v2  zz}vՋ"l'lSnmKN(uϑ ml 0.2042  N1.00ml"l'lShQnm[c(NaOH)=1.000mol/l]vS_vNKQh:yvN2ux"lv(ϑ0 4.1.3 k 4.1.3.1 Km[el ϑS30.00~35.00mL Nĉ[Sm^vvxhQnm R50mLeN'lSxv4lS2nZ^c:ym10g/L (uM}Yv"l'lSnmn[ я~peRp80! ~~n[nmHT|~r0 c(NaOH ) mol/L c(HCl) mol/L 1 0.5 0.5 0.1 4.1.3.2{ "l'lShQnmSm^ c2 { c(NaOH )=   & & & & & & & & & & & & & & & & & 2 _-Nc(NaOH )  "l'lShQnmKNir(vϑSm^ mol/L V1  vxhQ"l'lSKN(uϑ mL C1  vxhQnmKNir(vϑSm^ mol/L V  "l'lSnmKN(uϑ mL0 4.2 vxhQnm c(HCl)=1 mol/L1N c(HCl)= 0.5mol/L0.5N c(HCl)= 0.1mol/L0.1N 4.2.1M6R ϑS Nĉ[SOyvvx leQ1000mL4l-N GdS0 c(HCl) mol/L vx mL 1 90 0.5 45 9 4.2.2 h[ 4.2.2.1 Km[el yS Nĉ[ϑvN270~300!|ppR`͑vWQe4lxx yQ0.0001g0nN50 mL4l-N R10nn2uZ~-2uW~mTc:ym (uM6R}Yvvxnmn[nm1u~rS:Nf~r nql2min QtST~~n[nmQHTf~r0 Te\Ozz}vՋ0 c(HCl) mol/ l WQe4lxx g 1.6 0.5 0.8 0.2 4.2.2.2 { vxhQnmSm^ c_3 { c(HCl) =.m/v1-v2 *0.05299 & & & & & & & & & & & & & & & & & & & & & 3 _-Nc(HCl)  vxhQnmKNir(vϑSm^ mol/L m  e4lxxKN(ϑ g v1  vxnmKN(uϑ ml v2  zz}vՋvxnmKN(uϑ ml 0.05299  N1.00ml vxhQnm[cHCl =1.000mol/l] vS_vNKQh:yve4lxxKN(ϑ0 4.2.3 k 4.2.3.1 Km[el ϑS30.00~35.00mL NM6R}Yvvxnm R50mleN'lSxv4lS2nZ^c:ym10g/L (u Nĉ[Sm^v"l'lShQnmn[ я~peRp80 ~~n[nmHT|~r0 c(HCl) mol/ l c(NaOH ) mol/L 1 0.5 0.5 0.1 4.2.3.2 { vxhQnmSm^ c_4 { c(HCl) = v1*c1/v& & & & & & & & & & & & & & & & & & & & & & & & & & ...4 _-Nc(HCl)  vxhQnmKNir(vϑSm^ mol/L v1  "l'lShQnmKN(uϑ ml c1  "l'lShQnmKNir(vϑSm^ mol/L v  vxnmKN(uϑ ml0 4.3 kxxhQnm c(1/2H2SO4)=1 mol/L 1N c(1/2H2SO4)= 0.5mol/L 0.5N c(1/2H2SO4)= 0.1mol/L 0.1N 4.3.1 M6R ϑS Nĉ[ϑvN270~300|ppR`͑vWQe4lxx yQ0.0001g0nN50 mL4l-N R10nn2uZ~-2uW~mTc:ym (uM6R}Yvkxxnmn[nm1u~rS:Nf~r nql2min QtST~~n[nmQHTf~r0 Te\Ozz}vՋ0 c(1/2H2SO4) mol/ l WQe4lxx g 1.6 0.5 0.8 0.1 0.2 4.3.2.2 { kxxhQnmSm^ c_5 { c(1/2H2SO4) =.m/v1-v2 *0.05299 & & & & & & & & & & & & & & & & & & 3 _-Nc(1/2H2SO4)  kxxhQnmKNir(vϑSm^ mol/L m  e4lxxKN(ϑ g v1  kxxnmKN(uϑ ml v2  zz}vՋkxxnmKN(uϑ ml 0.05299  N1.00ml kxxhQnm[cHCl =1.000mol/l] vS_vNKQh:yve4lxxKN(ϑ0 4.3.3 k 4.3.3.1 Km[el ϑS30.00~35.00mL NM6R}Yvkxxnm R50mleN'lSxv4lS2nZ^c:ym10g/L (u Nĉ[Sm^v"l'lShQnmn[ я~peRp80 ~~n[nmHT|~r0 c(1/2H2SO4) mol/ l c(NaOH ) mol/L 1 1 0.5 0.5 0.1 0.1 4.3.3.2 { kxxhQnmSm^ c_4 { c(1/2H2SO4) = v1*c1/v& & & & & & & & & & & & & & & & & & & & & & & & 4 _-Nc(1/2H2SO4)  kxxhQnmKNir(vϑSm^ mol/L v1  "l'lShQnmKN(uϑ ml c1  "l'lShQnmKNir(vϑSm^ mol/L v  vxnmKN(uϑ ml0 4.4 xxhQnm c(1/2Na2CO3) = 1 mol/L (1N) c(1/2Na2CO3) =0.1 mol/L (0.1N) 4.4.1 M6R yS Nĉ[ϑve4lxx nN1000ml4l-N GdS0 c(1/2Na2CO3) mol/l e4lxx g 1 53 5.3 4.4.2 h[ 4.4.2.1 Km[el ϑS30.00~35.00mL NM6R}Yvxxnm R Nĉ[ϑv4l R10nn2uZ~-2uW~mTc:ym (u Nĉ[Sm^vvxhQnmn[nm1u~rS:Nf~r nql2min QtST~~n[nmQHTf~r0 c(1/2Na2CO3) mol/l 4l ml c(HCl) mol/l 1 50 1 0.1 20 0.1 4.4.2.2 { xxhQnmSm^ c_7 { c(1/2Na2CO3) = v1*c1/v& & & & & & & & & & & & & & 7 _-Nc(1/2Na2CO3)  kxxhQnmKNir(vϑSm^ mol/L v1  vxhQnmKN(uϑ ml c1  vxhQnmKNir(vϑSm^ mol/L v  xxnmKN(uϑ ml0 4.5 ͑{xhQnm c(1/6K2Cr2O7)=0.1 mol/l 0.1N 4.5.1 M6R yS5g͑{x nN1000ml4l-N GdS0 4.5.2 h[ 4.5.2.1Km[el ϑS30.00~35.00mLM6R}Yv͑{xnm{ c(1/6K2Cr2O7)=0.1 mol/l} nNxt-N R2gxSS20mlkxxnm20% GdS NfY>en10min0R150ml4l (ukxNkxxhQnm{ c(Na2S2O3)= 0.1 mol/l}n[ я~peR3mlm|c:ym5g/l ~~n[nm1u݄rS:NN~r0 Te\Ozz}v[0 4.5.2.2 { ͑{xhQnmSm^ c_8 { c(1/6K2Cr2O7) = v1-v2 .c1*v& & & & & & & & & & & & & & 8 _-Nc(1/6K2Cr2O7)  ͑{xhQnmKNir(vϑSm^ mol/L v1  kxNkxxhQnmKN(uϑ ml v2  zz}v[kxNkxxhQnmKN(uϑ ml c1  kxNkxxhQnmKNir(vϑSm^ mol/L v  ͑{xnmKN(uϑ ml0 4.6 kxNkxxhQnm c(Na2S2O3)=0.1 mol/l 0.1N 4.6.1 M6R yS26gkxNkxxNa2S2O3.5H2O b16ge4lkxNkxx nN1000ml4l-N nql10min QtS0>en$NhTTǏnY(u0 4.6.2 h[ 4.6.2.1Km[el yS0.15gN120!pR`͑vWQ͑{x yQ0.0001g0nNxt-N nN25ml4l R2gxSS20mlkxxnm20% GdS NfY>en10min0R150ml4l (uM6R}YvkxNkxxhQnm{ c(Na2S2O3)= 0.1 mol/l}n[ я~peR3mlm|c:ym5g/l ~~n[nm1u݄rS:NN~r0 Te\Ozz}v[0 4.6.2.2 { kxNkxxhQnmSm^ c_9 { c(Na2S2O3) = v1*c1/v& & & & & & & & & & & & & & 9 _-Nc(Na2S2O3)  kxxhQnmKNir(vϑSm^ mol/L v1  xhQnmKN(uϑ ml c1  xhQnmKNir(vϑSm^ mol/L v  kxNkxxnmKN(uϑ ml v2  zz}v[kxNkxxnmKN(uϑ ml 0.05  zz}v[-NRxhQnmKN(uϑ ml0 4.7 nhQnm c1/6K B r O3 = 0.1mol/l 0.1N 4.7.1 M6R yS3gnxS25gnS nN1000ml4l-N GdS0 4.7.2 h[ 4.7.2.1 Km[el ϑS30.00~35.00mLM6R}Yvnnm[ c(1/6KBrO3)=0.1 mol/l] nNxϑt-N R2gxSS5mlvxnm20% GdS NfY>en5min0R150ml4l (ukxNkxxhQnm[ c(Na2S2O3)= 0.1 mol/l]n[ я~peR3mlm|c:ym5g/l ~~n[nm݄rm1Y0 Te\Ozz}v[0 4.7.2.2 { nhQnmSm^ c_11 { c(1/6KBrO3) =v1-v2 *c1/v& & & & & & & & & & & & & & & & & 11 _-Nc(1/6KBrO3)   nxhQnmKNir(vϑSm^ mol/L v1  kxNkxxhQnmKN(uϑ ml v2  zz}vՋkxNkxxhQnmKN(uϑ ml c1  kxNkxxhQnmKNir(vϑSm^ mol/L v  nnmKN(uϑ ml0 4.8 nxhQnm c1/6K B r O3 = 0.1mol/l 0.1N 4.8.1 M6R yS3gnx nN1000ml4l-N GdS0 4.8.2 h[ 4.8.2.1 Km[el ϑS30.00~35.00mLM6R}Yvnxnm[ c(1/6KBrO3)=0.1 mol/l] nNxϑt-N R2gxSS5mlvxnm20% GdS NfY>en5min0R150ml4l (ukxNkxxhQnm[ c(Na2S2O3)= 0.1 mol/l]n[ я~peR3mlm|c:ym5g/l ~~n[nm݄rm1Y0 Te\Ozz}v[0 4.8.2.2 { nhQnmSm^ c_12 { c(1/6KBrO3) =v1-v2 *c1/v& & & & & & & & & & & & & & & & & 12 _-Nc(1/6KBrO3)   nhQnmKNir(vϑSm^ mol/L v1  kxNkxxhQnmKN(uϑ ml v2  zz}vՋkxNkxxhQnmKN(uϑ ml c1  kxNkxxhQnmKNir(vϑSm^ mol/L v  nxnmKN(uϑ ml0 4.9 xhQnm c1/2I2 = 0.1mol/l 0.1N 4.9.1 M6R yS13gxS35gxS nN100ml4l-N zʑ1000ml GdS OX[NhrwQ^Xt-N0 4.9.2 h[ 4.9.2.1 Km[el yS0.15gHQ(Wkxxr^qhV-Nr^qR`͑vWQ N'lSN7x yQ0.0001g0nNxϑt-N R4ml"l'lS~nm[c(NaOH) = 1 mol/L ]n R50ml4l R2nZ^c:ym10g/L (ukxxnm[c(1/2H2SO4) =1 mol/l]-NT R3gxx"lS3mlm|c:ym5g/l (uM6R}Yvxnm[c1/2I2 = 0.1mol/l]n[nmHTEm݄r0 Te\Ozz}vՋ0 4.9.2.2 { xhQnmSm^ c_13 { c1/2I2 = m/v1-v2 *0.04946& & & & & & & & & & & & & & & 13 _-Nc1/2I2   xhQnmKNir(vϑSm^ mol/L m  N'lSN7x(ϑ g V1  xnmKN(uϑ mL V2  zz}vՋxnmKN(uϑ mL 0.004 946  N1.00ml xhQnm[c1/2I2 =1.000mol/l] vS_vNKQh:yv N'lSN7xv(ϑ0 4.9.3 k 4.9.3.1 Km[el QnxϑS30.00~35.00mLM6R}Yvxnm[ c1/2I2 =0.1 mol/l] nNxϑt-N R150ml4l (ukxNkxxhQnm[ c(Na2S2O3)= 0.1 mol/l]n[ я~peR3mlm|c:ym5g/l ~~n[nm݄rm1Y0 Te\O4l@bmxvzz}vՋS250ml4l R0.05mlM6R}Yvxnm[ c1/2I2 =0.1 mol/l]S3mlm|c:ym5g/l (ukxNkxxhQnm[ c(Na2S2O3)= 0.1 mol/l]n[nm݄rm1Y0 4.9.3.2 { xhQnmSm^ c_14 { c1/2I2 =V-V2 *c1/V1-0.05 & & & & & & & & & & & & & & & 14 _-Nc1/2I2   xhQnmKNir(vϑSm^ mol/L V  kxNkxxhQnmKN(uϑ ml V2  zz}vՋkxNkxxhQnmKN(uϑ ml C  kxNkxxhQnmKNir(vϑSm^ mol/L V1  xnmKN(uϑ mL 0.05  zz}vՋ-NReQxnmKN(uϑ mL 4.10 xxhQnm c1/6KIO3 = 0.3mol/l 0.05M c1/6KIO3 = 0.1mol/l 0.1N 4.10.1 M6R yS Nĉ[ϑvxx nN1000ml4l-N GdS0 c1/6KIO3 mol/l xx g 0.3 11 3.6 4.10.2 h[ 4.10.2.1Km[el c Nĉ[SOyϑSM6R}Yvxxnm nNxϑt-N Rĉ[SOyv4lSĉ[ϑvxS R5 mlvxnm20% GdS NfY>en5min0R150ml4l (ukxNkxxhQnm[ c(Na2S2O3)= 0.1 mol/l]n[ я~peR3mlm|c:ym5g/l ~~n[nm݄rm1Y0 Te\Ozz}vՋ0 c1/6KIO3 mol/l xxnm ml 4l ml xS g 0.3 11.00~13.00 20 3 0.1 30.00~35.00 0 2 4.10.2.2 { xxhQnmSm^ c_15 { c(1/6KIO3) =v1-v2 *c1/v& & & & & & & & & & & & & & & & & & 12 _-Nc(1/6KBrO3)   xxhQnmKNir(vϑSm^ mol/L v1  kxNkxxhQnmKN(uϑ ml v2  zz}vՋkxNkxxhQnmKN(uϑ ml c1  kxNkxxhQnmKNir(vϑSm^ mol/L v  xxnmKN(uϑ ml0 4.11 IxhQnm c(1/2 C2H2O4) = 0.1 mol/L 0.1N 4.11.1 M6R yS6.4gIxC2H2O4*2H2O nN1000ml4l-N GdS0 4.11.2 h[ 4.11.2.1Km[el ϑS30.00~35.00mLM6R}YvIxnm[c(1/2 C2H2O4) = 0.1 mol/L] R100mL kxxnm8+92 (uؚ0xhQnm[c1/5KMnO4 =0.1 mol/L] n[ я~peRp65 ~~n[nmHT|~rOc30s0 Te\Ozz}vՋ0 4.11.2.2 { IxhQnmSm^ c_16 { c(1/2 C2H2O4) =v1-v2 *c1/v& & & & & & & & & & & & & & & & & & 12 _-Nc(1/2 C2H2O4)   IxhQnmKNir(vϑSm^ mol/L v1  ؚ0xhQnmKN(uϑ ml v2  zz}vՋؚ0xhQnmKN(uϑ ml c1  ؚ0xhQnmKNir(vϑSm^ mol/L v  IxnmKN(uϑ ml0 4.12 ؚ0xhQnm c1/5KMnO4 = 0.1 mol/L 0.1N 4.12.1 M6R yS3.3gؚ0x nN1050ml4l-N nql15min0QtSTnNfYOX[$NhT0N4SstnWǏnNr^qvhrt-N0 lǏnؚ0xnm@bO(uv4SstnWHQ^N T7hvؚ0xnmnql5min 6eƖt_N(udkؚ0xnmmm2~3!k0 4.12.2 h[ 4.12.2.1Km[el yS0.2gN105~110pR`͑vWQIx yQ0.000 1g0nN100mL kxxnm8+92 -N (uM6R}Yvؚ0xnm[c1/5KMnO4 =0.1 mol/L] n[ я~peRp65 ~~n[nmHT|~rOc30s0 Te\Ozz}vՋ0 4.12.2.2 { ؚ0xhQnmSm^ c_17 { c1/5KMnO4 =m/V1-V2 *0.067 00& & & & & & & & & & & & & & 18 _-Nc1/5KMnO4   ؚ0xhQnmKNir(vϑSm^ mol/L m  IxKN(ϑ g V1  ؚ0xnmKN(uϑ mL V2  zz}vՋؚ0xnmKN(uϑ mL 0.067 00  N1.00ml ؚ0xhQnm[ c1/5KMnO4 = 1.000mol/l] vS_vNKQh:yvIxv(ϑ0 4.12.3 k 4.12.3.1 Km[el ϑS30.00~35.00mLM6R}Yvؚ0xhQnm[ c1/5KMnO4 = 0.1 mol/L] nNxϑt-N R2gxSS20mLkxxnm20% GdS NfY>en5min0R150mL4l (ukxNkxxhQnm[ c(Na2S2O3)= 0.1 mol/l]n[ я~peR3mlm|c:ym5g/l ~~n[nm݄rm1Y0 Te\Ozz}vՋ0 4.12.3.2 { ؚ0xhQnmSm^ c_18 { c(1/5KMnO4) =v1-v2 *c1/v& & & & & & & & & & & & & & & & & & 12 _-N c(1/5KMnO4)   xxhQnmKNir(vϑSm^ mol/L v1  kxNkxxhQnmKN(uϑ ml v2  zz}vՋkxNkxxhQnmKN(uϑ ml c1  kxNkxxhQnmKNir(vϑSm^ mol/L v  ؚ0xnmKN(uϑ ml0 4.13 kxxNhQnm c[NH4 2FeSO4 2] = 0.1 mol/L 0.1N 4.13.1 M6R yS40gkxxN[NH4 2FeSO4 2*6H2O]nN300mLkxxnm20% -N R700mL4l GdS0 4.13.2 h[ 4.13.2.1 Km[elϑS30.00~35.00mLM6R}YvkxxNnm{c [NH4 2FeSO4 2] = 0.1 mol/L } R25mLe'lv4l (uؚ0xhQnm[c1/5KMnO4 =0.1 mol/L]n[nmHT|~r Oc30s0 4.13.2.2 { kxxNhQnmSm^ c_19 { c[NH4 2FeSO4 2] = V1*c1/V& & & & & & & & & & & & & & & & ,bd" 6 V~@j !~%%))~//00X1Z111:3<33334>5@5666688.=P=A@A`E~EII|OOnSSU4VWX[[__ $܆<XU h40CJo(h40OJQJo( hZo(h40 h40o(h405CJ\o(h405CJ\o(h405\o(M,Pdz " 6 : x 2 V  R $  & Fh^hWD` & F$4$a$$a$$a$$  ~24N& :>RnB & F)^) & FWD3``vWD,`v & F & Fl L:x$ & Fa$ $ ,T^Ta$$ & F $ ^$ `a$$`a$$a$ 4VDWD ^4`WDX``WWD`WWD3` R0V@z$ & Fa$$`a$$`a$ $WD`a$$a$zv 4 4 | $^a$ $ & F`a$$xVDWD9^`xa$ $WD-`a$$`a$$a$$ & Fa$$^a$$ & F  `a$| (!h!!!" """l"""#$Z$r$$$%4% $WD`a$$^a$ $ & F `a$ $WD`a$$`a$$`a$$a$$ & F a$4%%%"&N&v&&'''`(((@)X)z)).*t**++$`a$$^a$ $VDX^a$$a$$xVDWD9^`xa$ $WD-`a$$`a$+ +|+++,p,,,,,-J.../4///000000:1 $6^`6a$$`a$$ & F a$WD`$a$:1N1~1113.3^33*4r445X5Z5v555n66688L888<99$`a$$`a$$a$99:h:j:~:::;$;>;<<<==>:>V>X>p>>>>$o `o a$ $ WDS` a$$ ` a$$'`'a$$a$$`a$>?*?@@@AAA&BFBHB\BBB CC6CDDEEE&F^F$`a$$`a$ $ WDL` a$$ ` a$$a$^FFFGHIIHIIJBJxJJJJJ$KdKxKKL$`a$$`a$ $WDX`a$$U`Ua$$`a$$a$$xVDWD9^`xa$L>LFLZLtLMN|NNO,OO PRPPPPP,Q@QQQ$`a$ $ WDL` a$$ ` a$ $WD`a$$`a$$a$$ & F a$ $bWD`ba$QQRRSSTBTxTTTT$U8UU4VHVbVhWWWjXXX $WD`a$$`a$ $ WDL` a$$ ` a$$`a$$a$X YYYYY2[J[z[F\p\\\\\]t]]$`a$ $WD`a$ $WD`a$$`a$ $WD`a$ $WD`a$$a$$VD-WDp^`a$ $bWD`ba$]^^"_:_d_hƂ0l $<xJȇ$`a$ $| WDx`| a$$ ` a$$a$$`a$19 _-N c[NH4 2FeSO4 2]  kxxNhQnmKNir(vϑSm^ mol/L V1  ؚ0xhQnmKN(uϑ mL c1  ؚ0xhQnmKNir(vϑSm^ mol/L V  kxxNnmKN(uϑ mL0 l,ghQnmO(uMRh[0 4.14 kxxȔbkxxȔ hQnm c[CeSO4 2] = 0.1 mol/L 0.1N 4.14.1 M6R yS0.2gN105~110pR`͑vWQIx yQ0.000 1g0nN75mL4l-N R4mLkxxnm20% S10mLvx Rp65~70 (uM6R}YkxxȔbkxxȔ nm {c[CeSO4 2] = 0.1 mol/L}n[nmHTEmĞr0ReQ3nN-Wgc:ymOnmS:NTh~r ~~n[nmHTEm݄r0 Te\Ozz}vՋ0 lN-Wgc:ymv6RYyS0.7gkxxNFeSO4*7H2O nN\pog-N GPY30mLkxxnm[c1/2H2SO4 = 0.02mol/L] n QReQ1.5g Wg/cGdnT (ukxxnm[c1/2H2SO4 = 0.02mol/L]Qz100 mL0 4.14.2.2 { kxxȔbkxxȔ hQnmSm^ c_20 { c[CeSO4 2] = m/V1-V2 *0.067 00& & & & & & & & & & & ..20 _-Nc[CeSO4 2]  kxxȔhQnmKNir(vϑSm^ mol/L m  Ix(ϑ g V1  kxxȔnmKN(uϑ mL V2  zz}vՋkxxȔnmKN(uϑ mL 0.067 00  N1.00ml kxxȔhQnm{c[CeSO4 2]= 1.000mol/l} vS_vNKQh:yvIxv(ϑ0 4.14.3 k 4.14.3.1 Km[el ϑS30.00~35.00mLM6R}YvkxxȔbkxxȔ hQnm{c[CeSO4 2]= 0.1mol/l}nNxϑt-N R2gxSS20mLkxxnm20% GdS NfY>en5min0R150mL4l (ukxNkxxhQnm[ c(Na2S2O3)= 0.1 mol/l]n[ я~peR3mlm|c:ym5g/l ~~n[nm݄rm1Y0 Te\Ozz}vՋ0 4.14.3.2 { kxxȔbkxxȔ hQnmSm^ c_21 { c[CeSO4 2] =v1-v2 *c1/v& & & & & & & & & & & & & & & 21 _-N c[CeSO4 2]   kxxȔhQnmKNir(vϑSm^ mol/L v1  kxNkxxhQnmKN(uϑ ml v2  zz}vՋkxNkxxhQnmKN(uϑ ml c1  kxNkxxhQnmKNir(vϑSm^ mol/L v  kxxȔnmKN(uϑ ml0 4.15 YNNVYNxEDTA hQnm cEDTA = 0.1 mol/L 0.1M cEDTA = 0.05 mol/L 0.05M cEDTA = 0.02 mol/L 0.02M 4.15.1 M6R yS Nĉ[ϑvYNNVYNx RpnN1000mL4l-N QtS GdS0 4.15.2 h[ 4.15.2.1 Km[el 4.15.2.1.1 YNNVYNxhQnm [cEDTA = 0.1 mol/L ] yS0.25gN800|ppR`͑vWQv'lS yQ0.000 1g0(u\ϑ4lmn R2mLvxnm20% O7hTn R100mL4l (u(l4lnm10% -NTpH=7~8 R10mL(l-/lSQnm2upHH"10 S5nўTc:ym5g/L (uM6R}YvYNNVYNxnm[cEDTA = 0.1 mol/L ]n[nm1u+}rS:N~݄r0 Te\Ozz}vՋ0 4.15.2.1.2YNNVYNxhQnm [cEDTA = 0.05 mol/L0cEDTA = 0.02 mol/L ] yS Nĉ[ϑvN800|ppR`͑vWQv'lS yQ0.000 2g0(u\ϑ4lmn Rvxnm20% 7hTn yeQ250mL[ϑt-N zʑ;R^ GdS0S30.00~35.00mL R70mL4l (u(l4lnm10% -NTpH=7~8 R10mL(l-/lSQnm2upHH"10 S5nўTc:ym5g/L (uM6R}YvYNNVYNxnm[cEDTA = 0.1 mol/L ]n[nm1u+}rS:N~݄r0 Te\Ozz}vՋ0 cEDTA mol/L WQ'lS , g 0.05 1 0.02 0.4 4.15.2.2 { YNNVYNxhQnmSm^ c_22 { cEDTA = m/V1-V2 *0.081 38& & & & & & & & & & & & & & ..22 _-N cEDTA   YNNVYNxhQnmKNir(vϑSm^ mol/L m  'lS (ϑ g V1  YNNVYNxnmKN(uϑ mL V2  zz}vՋYNNVYNxnmKN(uϑ mL 0.081 38  N1.00ml YNNVYNxhQnm [cEDTA = 1.000mol/l] vS_vNKQh:yv'lS v(ϑ0 4.16 /lS hQnm cZnCl2 = 0.1 mol/L 0.1N 4.16.1 M6R yS14g/lS nN1000vxnm [0.05%V/V ]-N GdS0 4.16.2 h[ 4.16.2.1 Km[el ϑS30.00~35.00mLM6R}Yv/lS hQnm[cZnCl2 = 0.1 mol/L] R70mL4lS10mL(l-/lSQnm2upHH"10 S5nўTc:ym5g/L (uM6R}YvYNNVYNxnm[cEDTA = 0.1 mol/L ]n[nm1u+}rS:N~݄r0 Te\Ozz}vՋ0 4.16.2.2 { /lS hQnmSm^ c_23 { cZnCl2 = v1-v2 *c1/v& & & & & & & & & & & & & & & & & ..23 _-N cZnCl2   /lS hQnmKNir(vϑSm^ mol/L v1  YNNVYNxnmhQKN(uϑ mL V2  zz}vՋYNNVYNxhQnmKN(uϑ mL c1  YNNVYNxhQnmnmKNir(vϑSm^ mol/L v  /lS nmKN(uϑ mL0 4.17 /lSAbkxxA hQnm cMgCl2 = 0.1 mol/L 0.1M 4.17.1 M6R yS21g/lSAMgCl2*6H2O [b25gkxxAMgSO4*7H2O ]nN1000mLvxnm0.5+999.5 -N >enN*Ng (u3SstnWǏn GdS0 4.17.2 h[ 4.17.2.1 Km[el ϑS30.00~35.00mLM6R}Yv/lSAnm[cMgCl2 = 0.1 mol/L] R70mL4lS10mL(l-/lSQnm2upHH"10 S5nўTc:ym5g/L (uYNNVYNxhQnm[cEDTA = 0.1 mol/L ]n[nm1u+}rS:N~݄r0 Te\Ozz}vՋ0 4.17.2.2 { /lSAbkxxA hQnmSm^ c_24 { cMgCl2 = v1-v2 *c1/v& & & & & & & & & & & & & & & & & .23 _-N cMgCl2   /lSAhQnmKNir(vϑSm^ mol/L v1  YNNVYNxhQnmKN(uϑ mL V2  zz}vՋYNNVYNxhQnmKN(uϑ mL c1  YNNVYNxhQnmnmKNir(vϑSm^ mol/L v  /lSAnmKN(uϑ mL0 4.18 ]xxŔhQnm c[PbNO3 2] = 0.05mol/L 0.05M 4.18.1 M6R 4.18.2 h[ 4.18.2.1 Km[el ϑS30.00~35.00mLM6R}Yv]xxŔnm{c[PbNO3 2] = 0.05mol/L} R3mLQYNxS5 gmQ!k2uWV R70 mL4lS2 nN2uZYjc:ym2g/L (uYNNVYNxNhQnm[cEDTA = 0.05 mol/L ]n[nmHTNĞr0 4.18.2.2 { ]xxŔhQnmSm^ c_25 { c[PbNO3 2] = V1*c1/V& & & & & & & & & & & & & & & & & & 25 _-N c[PbNO3 2]  ]xxŔhQnmKNir(vϑSm^ mol/L v1  YNNVYNxhQnmKN(uϑ mL c1  YNNVYNxhQnmnmKNir(vϑSm^ mol/L v  ]xxŔnmKN(uϑ mL0 4.19 /lShQnm cNaCl = 0.1 mol/L 0.1N 4.19.1 M6R yS5.9g/lS nN1000mL4l-N GdS0 4.19.2 h[ 4.19.2.1 Km[el ϑS30.00~35.00mLM6R}Yv/lSnm[cNaCl = 0.1 mol/L] R40ml4lS10mm|nm10g/L (u]xxhQnm[cAgNO3 = 0.1 mol/L]n[0(u216W5ug\Oc:y5ug (u217WSvehqTu^l5ug\OSk5ug0 cGB 9725-NN~_FUlKNĉ[nx[~p0 4.19.2.2 { /lShQnmSm^ c_26 { cNaCl = 0.1 mol/L = V1*c1/V& & & & & & & & & & & ..26 _-NcNaCl   /lShQnmKNir(vϑSm^ mol/L v1  ]xxhQnmKN(uϑ mL c1  ]xxhQnmKNir(vϑSm^ mol/L v  /lSnmKN(uϑ mL0 4.20 kx0lxbkx0lx hQnm cNaCNS = 0.1 mol/L 0.1N 4.20.1 M6R yS8.2gkx0lxb9.7gkx0lx nN1000mL4l-N GdS0 4.20.2 h[ 4.20.2.1 Km[el yS0.5gNkxxr^qhV-Nr^qR`͑vWQ]xx yQ0.0001gnN4l-N R2mlkxxc:ym80g/L S10ml]xxnm25% (WGdR N(uM6R}Yvkx0lxbkx0lx nm[cNaCNS = 0.1 mol/L]n[0~pMRGdRnm[hQnNT ~~n[nm@bHTEmh~rOc30s0 4.20.2.2 { kx0lxbkx0lx hQnmSm^ c_27 { cNaCNS = m/v*0.1699& & & & & & & & & & 27 _-NcNaCNS   kx0lxhQnmKNir(vϑSm^ mol/L m  ]xxKN(ϑ g v  kx0lxnmKN(uϑ mL 0.1699  N1.00mlkx0lxhQnm[cNaCNS =1.000mol/L]vS_vNKQh:yv(ϑ0 4.20.3 k 4.20.3.1 Km[el ϑS30.00~35.00mL]xxhQnm[cAgNO3 = 0.1 mol/L] R70ml4l1mlkxxc:ym80g/L S10ml]xxnm25% (WGdR N(uM6R}Yvkx0lxbkx0lx nm[cNaCNS = 0.1 mol/L]n[0~pMRGdRnm[hQnNT ~~n[nm@bHTEmh~rOc30s0 4.20.3.2 { kx0lxbkx0lx hQnmSm^ c_28 { cNaCNS = v1*v2/v& & & & & & & & & & & & & & & 28 _-NcNaCNS   kx0lxhQnmKNir(vϑSm^ mol/L v1  ]xxhQnmKN(uϑ ml v2  ]xxhQnmKNir(vϑSm^ mol/L v  kx0lxnmKN(uϑ ml0 4.21 ]xxhQnm cAgNO3 = 0.1 mol/L 0.1N 4.21.1 M6R yS17.5g]xx nN1000mL4l-N GdS0nmOX[Nhrt-N0 4.21.2 h[ 4.21.2.1 Km[el yS0.2gN500~600!|ppR`͑vWQ/lS yQ0.0001g0nN70ml4l-N R10mlm|nm10g/L (uM6R}Yv]xxnm[cAgNO3 = 0.1 mol/L]n[0(u216W5ug\Oc:y5ug (u217WSvehqTu^l5ug\OSk5ug0 cGB 9725-NN~_FUlKNĉ[nx[~p0 4.21.2.2 { ]xxhQnmSm^ c_29 { cAgNO3 = m/v*0.05844& & & & & & & & & & 29 _-NcAgNO3   ]xxhQnmKNir(vϑSm^ mol/L m  /lSKN(ϑ g v  ]xxnmKN(uϑ mL 0.05844  N1.00ml]xxhQnm[cAgNO3 =1.000mol/L]vS_vNKQh:yv/lS(ϑ0 4.21.3 k 4.21.3.1Km[el ϑS30.00~35.00mLM6R}Yv]xxnm[cAgNO3 = 0.1 mol/L] R40ml4l1m]xx (ukx0lxhQnm[cKCNS = 0.1 mol/L]n[0(u216W5ug\Oc:y5ug 217WSvehqTu^l5ug\OSk5ug0 cGB 9725-NN~_FUlKNĉ[nx[~p0 4.21.3.2 { ]xxhQnmSm^ c_30 { cAgNO3 = v1*v2/v& & & & & & & & & & & & & & & 30 _-NcAgNO3   ]xxhQnmKNir(vϑSm^ mol/L v1  kx0lxhQnmKN(uϑ ml c2  kx0lxhQnmKNir(vϑSm^ mol/L v  ]xxnmKN(uϑ ml0 4.22 N]xxhQnm cNaNO2 = 0.5mol/L 0.5N cNaNO2 = 0.1 mol/L 0.1N 4.22.1 M6R yS Nĉ[[ϑvN]xx"l'lSe4lxx nN1000ml4l-N GdS0 cNaNO2 mol/L N]xx g "l'lS g e4lxx g 0.5 36 0.5 1 0.1 7.2 0.1 0.2 4.22.2 h[ 4.22.2.1 Km[el yS Nĉ[[ϑvN120!pR`͑vWQe4l[(lWxx yQ0.0001g0R Nĉ[SOyv(l4ln R200ml4lS20mlvx c8l\Pn[l[ň}Y5ugTKmϑNhV 0\ň gM6R}YvN]xxnmvn{ 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