2022-2023学年广西梧州市蒙山县某中学化学高三上期中达标测试试题（含解析）

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2022-2023
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13jkᦔst஺6ஹBூVᫀu᪆௃Aஹwx⍗z⏚|ᡂ~⁐5NHK1,ᓽ|~:NH3+HC1=NHC1,ᦑAHB.ᡭ$Ḅᱏ4NaOHT|x5:2A1+2OH+2H2O=2AKV+3H2TᦑB┯CஹNaOHiᓄấ.|TNaOHᙠᴻḄᑺg:SiO2+2OH=SiO32-+H2O,ᦑCHD.Fe(OH”ᵫ~⁐ᮞᨬ`⋎⁐Fe(OH)2ᙠxᓄ:4Fe(OH”+O2+2H2O=4Fe(OH)3,ᦑDHᦑ⌱B஺XY¡R⚪ὃ£A¤l¥¦ஹᓄ§l¥¦Ḅ¨ᑏu⚪ᐵ«¡¬H.|TḄB⌱⚗®᧕┯X[\°±A¤l¥¦ஹᓄ§l¥¦Ḅ¨ᑏ²ᑣ¡2ᜫᵯ¤⌕¶ឤC⌱⚗⌕¸§|⌕ᳮuaOHᙠᴻḄᑺgḄT²ᳮºHᑏpTl¥¦஺7ஹAூᑖ᪆௃ᙠᵯ₹¶ឤNa\SO42-u⏚¦®ᵯAp½A¤Ḅ¾⏚½¿ᨔ5ᵫ¿A¤¾⏚½᪷A¤᪀ᡂ-DḄpH=6,ᑣÂEFnḄA¤ÃÄᦪ`10”஺ூ⚪ÆÇu௃A.ᨵᵯ₹¶ឤ¡c(Na+)+c(஻+)=c(0/T)+2c(Sq2É)ËNaHSOÌᵯA¡NaHSO4=Na++H-+SOj,c(Na)=c(SO
),ᑣᨵc(H+)=c(OH-)+c(SC>42-),ᦑAHB.⏚¦®ᵯAp½A¤ḄNaHSChᵯAÎ|ᡂH+,c(H+)ÏᜧÑ⊝⌮ᔣÔÕᢓᑴḄᵯAᦑB┯C.¾⏚½¿ᨔ5ᵫ¿A¤¾⏚½᪷A¤᪀ᡂᡠØ1molNaHSChᨔ5ÙᨵḄA¤Úᦪ`2NA,ᦑC┯D.-DḄpH=6,ᑣÂEFnḄA¤ÃÄᦪ`¡Kw=⌕ÛᕈឋᑣÝᐭḄTßàḄpH`2,c(H+)=W-2nol-I',c(O/f-)=10-2/w/.r',áḄpHT`10,ᦑD┯tVᫀ⌱A஺8ஹCூ⚪ÆÇu௃A.âãäÕឋåæ¡Zn>Cu,ᑣᔣ¾⏚çÝᐭèéêëÎ.|:ᣚTᐸTḄl¥¦`¡Zn+CuSO=ZnSO4+Cu,ÛḄî⁐ïᜫA⚗H4B.ðñòᮞó:ØÎxḄiᓄôTõ|ô⏚┛~⁐÷øᐸTḄl¥¦`¡CO+Ca(OH)=22CaCO
+HiO,B⚗H3C.$ᓄ¿ᙠxb:ÎxḄ-xùiᓄô.|Tᨬú|ᡂ~⁐ûüIḄô⏚¿ýùḄþᓄᐵÿᨵ
NazCh-NaOH—Na2cO3IOH2O—Na2cCh,C⚗┯D.ᔣᓄ╅ᓄḄᓄᓄ!"
3Mg(OH)+2FeCh=2Fe(OH)+233MgeL,D⚗#$%ᫀ⌱C஺

149ஹDூ⚪-./௃A.ᓣ234#ஹ⌮678᳛ᙳ;ᜧ=67>?@67A⊝⌮ᔣCDA⊝EᦪGHᦑA┯;B.GHKL#ஹ⌮678᳛ᙳGHA⊝EᦪMN34ᨵᐵPQKLRᓄSRᓄA⊝EᦪPRᦑB┯C.TᓄᑺVWX4ᦋR678᳛ZPᦋRᓄA⊝ᦑC┯D.ᐙᐭ]^_;ᜧ`67ᱥḄb4#678᳛;ᜧA⊝#ᔣCDQb4GH#678᳛⌲dGH⌮678᳛⌲d;ᜧᨬfgXhᑮA⊝j᝱ᦑD#$ᦑ⌱D஺ூ%ᫀlm௃n⚪Ḅ᧕┯l"B,⌕qrA⊝EᦪMN34ᨵᐵ34PRA⊝EᦪPR஺10ஹD7laூ⚪-./௃A.E3st7.1gC12ḄᱥuḄ"R7^\=04mol,vᐭwfC12PVxᐰ67CḄᵯ{ᦪH|O.INA,ᦑA┯B.}⏚>⏚ᙠwPxᐰᵯILO.lmokL-௃}⏚H+Ḅᦪ-H|O.INA,ᦑB┯C.᪗js22.4LCH4ḄᱥuḄ"Imol,xᐰfឮj᝱>wP>]ᡠᱥ]ᑖ{ᦪ"NA,ᦑC┯K“D.25c⏚OFTᐰᩭwᵯlLpH=UḄNa2cChc(OH-)={^7j=10-3moi/L,NaCO23ᵫwᵯḄ"(OH-)=10-3mol/LxiL=0.001mol,ᦪ"O.OOINA,ᦑD#$ᦑ⌱D஺11ஹAூ%ᫀ/᪆௃A.ᓄḄ]vᐭ⏚ឋ⏚67
2Fe3++2H2O+SO=2Fe2++SO42+4H+,B2FeSChH2so4,Fe2+NKSCNP67Z¢SChPᑣB¤Fe3+,KSCNRᡂ⊈§⁐A#$B.Bᓄ"C©{ª]ᓄ"«¬{Ḅ6767Ḅ{!"4Fe2++O+4H+=4Fe3++2HO,B┯22C.67Ḅ®PRA"Fe2(SO°3«¬{w/¯⏚ឋBH2sCh,¯L⏚ឋC"⏚⏚C>B674Fe2++O2+4H+=4Fe3++2H2Oᑮ°ᯠ²ὑ{ZH+´xᐰ²ὑ¤ᕈ⏚ឋḄ⏚ឋ
B>C>A,C┯D.C"⏚⏚ᓄ©ᓄ©⏚67ᡂ⏚©ஹwNAḄ¶ᡂPWD┯

15%ᫀ⌱A஺12ஹBூ⚪-./௃>·⁐¸¹ḄᡠºPᨵ»⁐Ḅ{ᦑCu2+¼½P¾ᙠv¿ÀÁᙠᐭḄNaOHḄ¼ÂÃÄᨵᡂŹPᨵH+
ᑖ/ÆǼ½ᨵAP+
K+PVEÈᱥu67ᱯÊËÀÌÍᑨÇMVᵨᯚ⁐67ᑨÇᑣPV$½>ᔲK+
জÓ¼ÔAgNQ,fᨵÕ⁐ÆǼ½ᨵCO3,SO/×ØḄ¼Ø.Úv¿ÀÁᨵAÛ{⏚᪷{Ýw/PVᐳ¾ᡠºÆǼ½PᨵCO3%¼½ᨵSO/
ঝÓÔàBaCbfᨵÕ⁐áâãஹäåfu"6.99g,ÆÇᡂ3xl()-2moiBaSO4,ᡠºn(SO/)=3xl0-2mol
ঞÓ«Ô⌲NaOHçNNaOHḄ®ᐵè᝞¿v¿ÀÁᙠᐭḄᓄḄ¼ÂÃÄᨵᡂŹPᨵH+,ᑖ/ÆǼ½ᨵAP+
¿Àᨵ¼êAëŹᐭOH·ᡂᨵNH4+,NH/+OH=NH*HO,ᨬfᨵŹMg2+,vìíî·ïᑨÇ>ᔲ32ᨵNa+,A.ᵫðñᑖ᪆òÁ¼½P¾ᙠH+ஹFe3\CO32,⌱⚗A#$B.$½ᨵMg2+ஹAP\NH?,ᵫ¿òÁᨬᜧ>ᓄ╅ஹᓄÛón[Mg(OH)2]+n[Al(OH)]=0.02mol,ᨬH,"ᓄ╅ᦑn[Mg(OH)2]=0.01mol,ᦑ3n[Al(OH)3]=0.02mol-0.01mol=0.01mol,᪷õÛᐗ÷øឤòÁn(Al3+)=n[AI(OH)3]=0.01mol,᪷õA13++3OH=A1(OH)3I,◤OH-O.O3mol
᪷õ╅ᐗ÷øឤòÁn(Mg2+)=n[Mg(OH)2]=0.01mol,᪷õMg2++2OH=Mg(OH)I,BOH0.02mol
ᡂᨬᜧ◤OHQO5mol,ᵫ¿òÁ²ὑNaOH25mL,ᡠº25rn011c(NaOH)=—=00=2mol«L-
᪷õNIV+OH-NHoBhO,ᡠºòᑮNH4+ḄᱥuḄ"V0.025L0.01Lx2moiL-i=2xlO-2moi,ûn(Mg2+)
n(Al3+)n(NH4+)n(SO?)=0.01molO.Olmol2xl0'2mol3xl0'2mol=l123,ᵫᵯ₹øឤòÁIx2+lx3+2xl>3x2,ᑣ7¾ᙠNO"PV$½>ᔲK*,⌱⚗B┯C.ᵫ⌱⚗BḄýþòÁíîᡠḄNaOHḄb4"2moi•1J,⌱⚗C#$D.ᵫ⌱⚗BḄýþòÁ$½Mg2+ஹAl3\NH+,ón(Mg2+)
n(Al3+)
n(NH+)=1:1:2,⌱⚗44D#$%ᫀ⌱B஺13ஹCூ%ᫀ/᪆௃níîᑭᵨ“ᑺḄឋᜧᱥ”ஹ“ឋᑴឋ”ḄᳮᩭឋḄ஺ᔣFeCLᐭCL,ᑮ1,ᔣ1ᐭSO2,ᑮ2஺ᵬஹ1!ᨵFe3+ஹFe2+,#$%&'(2Fe2++CL=2Fe3++2Cr,)CL'(*ᐰ,-$ឋFe2+>Cr
2

16!ᨵS(V,ᑣ#$%&'(2Fe3++SO2+2HO=2Fe2++SO42+4H+,-$ឋSO>Fe2+,ᦑᵬ1$ឋ22SO2>Fe2+>Cl23ஹ1!ᨵFe3+,4Fe?+ᒕ6,ᑣឋFe2+>CL,7CL-189,ᐭSth,-1%&Ḅ'(:CI2+SO2+2H2O2CI-+SO42-+4H+,;1<=>SO2?Fe2+Ḅឋ,ᦑ3;12@ஹ1!ᨵFe3+,AᨵFe2+,ᐭSO2BC!ᨵFe?+,#$SO2DFe?+ᑮFe?+,$SCh>Fe?+ឋ,ᦑ@FGH1$ឋSO>Fe2+>Crᦑ⌱C.2o14ஹCூKᫀM᪆௃PᓄR(GaBr)ḄSTᑖVW9X309.8,YḄSTVW9X69.8,ᐸ[\69x60T41.4,]3Ḅ^_`abc[\69.8-41.4=28.4,ᡠefabcḄW9ᦪX28.4/40%=71,ᦑ⌱C஺15ஹBூᑖ᪆௃hij,D0.05molNa2cChklmnᡂ100mL,pᙠCCVrihO"—HCO3-+OHMMᕈsឋ,tuᑖ᪆MK஺ூ⚪wxM௃Aஹyᐭ50mLimoFL-H2so4,H2sO4?Na2cO3ា{'(,ᑣ'(BḄWXNa2so4,ᦑ᪷tᱥᧇ~ឤ'(GBc(Na+)=2c(SO2),A┯24Bஹᔣyᐭ0.05molCaO,|CaO+H2O=Ca(OH)2,ᑣc(OFT)ᜧ,)Ca2++CO3*=CaCO3l,Cஹᐭ50mLth஺,lᜧ,CO3*+H2O=HCCh-OFT⊝,7c(OH-),Na2c஺3H+ஹOH'ᙳᵫmᵯ,ᦑᵫmᵯḄc(H+)c(OH-),C┯2DஹyᐭO.lmolNaHSChkl,NaHSChX⏚⏚ᵯH+?'(,ᑣ'(BXNa2s஺4,ᕈឋ,ᦑpH,ᐭNa+,ᦑc(Na+)ᜧ,D┯2Kᫀ⌱B஺ூKᫀ௃ḄmMᒹḄᑁ¡¢£,᝞V¥¦ḄᓄஹmḄVḄᓄஹᵯ⊝§ᦪஹmM⊝§ᦪஹpHḄᑨ©ஹmMVª«Ḅ¬ᑏஹmMḄ(ᵨஹᵯ₹~ឤ¯°ஹᱥᧇ~ឤ¯°ஹWV~ឤ¯°Ḅ(ᵨ,yᐭᐸ±²ᑺTmM⊝Ḅ³´ஹµ¶¯°·,¸¹⚪wᢕ»mM¼:-⌮'(,ᡠe-(ᵨ¾¿ᱯᑡᳮᩭMK஺TᩩÃḄᦋV¥¦Ḅᓄ,◤ᙠᑨ©⊝ÆḄÇẠÉÊËᑨ©,ᨵÌ◤Gᔠ⊝§ᦪஹ~ឤ¯°·,Îᐸ:·ᐵÐḄV¥¦Ḅᑨ©ᡈV¥¦ᜧ=>:ÒÓÔḄÕ஺·ᐵÐḄ_Ö×ᵨ~ឤ¯°ᩭMK,Ø·ÙpᙠV,_Ö⌕ὃ⇋ᵯ₹~ឤ2·ØVஹᑖVᙳpᙠ,_Öὃ⇋ᱥᧇ~ឤᡈWV~ឤ2V¥¦Ḅ=>⌕ὃ⇋Ḅ⏚sឋஹmMஹᵯ«¦ḄSTḄᐵÐ஺16ஹCூ⚪wxM௃A.!ᨵÝÇÞßÇ,1%&àá'(,Aâã;

17B.!ᨵÝÇ1%&åæ'(,Bâã2C.çÇÞèé1?êë%&yᡂ'(,ImolXᨬ£åὑ4molHz,C┯2D.ÝÇÞßÇ1?î'(,ImolXᨬ£åὑ2moiNa,Dâã2Kᫀ⌱C஺17ஹDூ⚪wxM௃Aஹজðñ:ᵯMò,▢᩽ÉḄ□VᑮᵯV%&'(,(:öVᑮᵯV&ᡂö,Aᨵël÷,ᦑA┯2BஹঝðñXᵯ╄ò,ú╄ᑴû(fÞᵯüý᩽Sþ,ÿᵯ
Ḅ▢᩽ᦑB┯CஹঞᧇᵯᐭḄᵯḄ᩽ᐭḄᵯḄ᩽ᵯ᩽ᔣ᩽,ᓽa᩽ᔣb᩽ᦑC┯Dஹটᵯ
%ᓄ'()Ḅ*Ḅ+,ᣚ.ᐕ0+1%23145678ᡂḄCL:NaOH();<ᦑD=ᦑ⌱D஺18ஹAூᑖ᪆௃᪷EFGஹHIFJḄKᓄLMNOᑭᵨRSTUᑏWHIF:FGXᓄḄKᓄLMNO᪷E;

18¾T⌕ÀÁNO3—©H+ÃÄᙠḄ()ᐹᨵÅᓄឋ3ᓄÆǸឋ+᝞FஹFe2\SO32¾È஺20ஹBCH,ூ⚪fg
௃A.ᨬÊḄËÌÍᨵ5ÎCÏ+ᵬÑÒḄ¾ÓÔÕÖCH,×¾CHTH-CH2ḄØÙs2,2,CHJCHJ3-ÚᵬÑÛÜᦑA=CH,B.᪷Ejk4ÝAḄ¤᪀ßOCH,×¾€H-CH—CH,ᑖ*ᨵ5áᓄL᛻2ÃḄᦑᐸ¾%ãᱥᨵ5CH,CH,áᦑB┯C.ᵫAḄ¤᪀ßO4ÝAḄᑖOC8H18,ᦑC=D.AᨵäᱥB:Èᱥ_Ḅ[ḄH2³8ᡂåᱥᑣB*Íᨵ1ÎC=Cæç᪷Eᡂ;<¸æçA*èéCH,ÕêëÍᨵHḄ45ÍᨵÕÕæçᦑBḄ¤᪀ßO43ᨵ᝞ÚásCH,ஹCH.CH,CH,CH,CH,—C—CH—€H=CHxCU,—C—C=CH—CH.ìíØÙîïs3,3-ðᵬÑ-2-ñÑT-óôஹ3,4,4-ÚᵬÑT-2CH,CH,CH,CH,Ûôஹ3,4,4-ÚᵬÑ-2-ÛôᦑD=~ᫀ⌱B஺21ஹBூᑖ᪆௃Aõ45©Å⏚;<ö45©Å÷;<ø¾áù¾ᱥ_ú3ᓄû஺ூ⚪fg
௃A.üXÅ⏚ᓄû:Å⏚;<8ᡂᓄᑣCᓫ_DðᓄEÚᓄF⏚ᦑA⚗=B.üXÅ⏚Cᓫ_þÿ
᝱ᦑB⚗┯C.ᓄᡈḄ
ᓄᦑC⚗D.X
BC!Dᓄ!E"ᓄ!F#⏚ᦑD⚗ᦑ⌱B஺22ஹCூ)ᫀ+᪆௃᪷/ᓄ0ᵨ2Ḅ3ᑏ5ᑖ᪆ᑨ9஺ூ⚪;<+௃A⚗=!>ᨬ᜜A5ᵯ>CD3Eᐳᵨᵯ>EGᡂN2ᑖ>஺N2ᑖ>Ḅᵯ>IJKL!>Mᨵ1EOᵯ>E஺A⚗┯

19B⚗=>QRḄSTUVWᦪSUV>ᦪ஺B⚗┯;C⚗=F-ḄZ᪀\]^D⚗=□-0"m'Jᵬb#bᙠEd
E#bᵬe஺D⚗┯஺f⚪⌱C஺"ஹg⌱h⚪iᐳ84ᑖjOCHOCH2323ஹkb⏚lmnHsCOHiCO^^^COOCHjூᑖ᪆௃1
᪷/⚪JEḄZ᪀oIpqrEJstuv2
᪷/⚪JwxprpqrB-CḄyz3
᪷/{|^prC}ᓄD,
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ᑖ᪀pFeCb⁐ᑣᑖ᪀Jsᨵ~bᐸឋ+¡⏚ᓄse¢Ḅᱥᑖ>J£ᓄ0¢᛻Ḅ>ᦪ;¥1b/pq9ᐸZ᪀oICOOCH3aCH*CH2cH2O᧼§ᧇ©ªᑴᜓQ-CH2&CH2cH3Ḅ{|஺CH3

20ூ⚪;<+௃(1)᪷/⚪JEḄZ᪀oIprEJstuvkbஹ⏚lᦑ)ᫀ
=kbஹ⏚l(2)᪷/⚪JwxprᨵᱥBḄZ᪀J-COC1®ᨵᱥCJḄ-COOCH3,C%஺-mn°CLᡠB-CḄyzmnᦑ)ᫀ
=mn(3)᪷/{|^prC}ᓄD,
CJL~bJḄ-CH20cH3mnCᑖ>JsᨵL~bqL~bpZᔠᱥXḄᑖ>ICi2Hl5O6Br,pq9XḄZ᪀oIOCHJOCHJBrVS;᪷/prD-EḄmn,ḄI:H3coHzCO^^^COOCHs2cH0cH3OCHOCHJ22+CH31T³ஹ+HI;HQ´´COOC%H3co´´COOCHi9cH20cH3(K'HUK'HjQCH,OCHᦑ)ᫀ
=BrvS\+CH31T+HI
HsCOHiCO^^^COOCHj¶´COOCH,(4)ᑖ᪀pFeCb⁐,ᑣᑖ᪀Jsᨵ~bᐸឋ+¡⏚ᓄseO11,pq9ᐸZ᪀oI¥T¢Ḅᱥᑖ>J£ᓄ0¢᛻Ḅ>ᦪ;¥OHOᦑ)ᫀ
=¥YOH''CHgCH2cH20HᧇᑴᜓQ^-CHK'HC¥CH?Ḅ{(5)᪷/{|^·rJ¸¹ḄஹẄYH3

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òᙠᐗôᕜî⊤JḄõᕜîᐗôᵫᐗôᙠᕜî⊤JdöprXஹYᜐøë"ᕜîZஹWᜐøëìᕜîᐸJYᐗô>᪶᜜ᨬ᜜Aᵯ>ᦪ
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ḄS*&ᱥVḄW,᪷Mᵯ&OPឤQRUᐗᙠTᓄ[ᱥCḄᓄᔠF\-Tᓄ[ᱥᨬ.ᔠ*&ឤ]^_`஺ூ⚪de_௃I.(1).ᔠ⊤ChijḄ$ᐗḄk*&VWᦑl9m^ᐗឋVn8(2)ᵫ⊤Chil9ᑡᢥk*&VWqrsᜧuv]^᣸ᑡx5ᑡy᪾C“Te=128?”Ḅ|}⊤~ᝰᶧTeḄk*&VWTeḄk*&VWAᙠ1221278n.XஹYஹZஹW$ᙠᐗᕜ⊤CḄᕜᐗᵫᐗᙠᕜ⊤CXஹYᜐxSᕜZஹWᜐxᕜᐸCYᐗ*&᪶᜜ᨬ᜜ᵯ&ᦪ$ᐸᵯ&ᦪḄ3ᨬ᜜ᵯ&ᦪ6,ᦑYTᐗᑣZUᐗஹXᐗஹWC1
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24eᑮᵯbᡂwᵯ᩽xycv>l++le=Ce஺(3)z{Acᓄ|fcᓄq}cᓄ~|$⏚xyCᙠ|vb}~|vb஺⊤☢nᔾ▬|vbᡈ~|vbz{BAPḄ%ᨬ0@ḄABCDᐭKSCNCFGᓄ,IᐭJKLMGN⁐=ABOP஺fcᓄt$cᓄxyᡂ⏚┶}K2CeO2+H2O2+6H+=2Ce3++O2t+4HO
᪷ᑖ᪆ᵫCᡂyᐜᯠRᓾTᨔ஺0.536g2᪵Iᐭ⏚ᵨ⏚~|CDὑ25¡ᓣCe++Fe2++=Ce-*+Fe-",᪷ᐗ*£ឤᑖ᪆Ce(OH)4Ḅᱥ¦Ḅ§¨:~|vbᱥ¦Ḅ§=0.0025mol,©§0.0025xl40/0.536=”65.30%”ª⏚~|ᙠ«d¬cᓄὑ⏚~|5®Ḅ¦§ᑖᦪVW஺ὃ±ᱥ¦ᑖv}²³Ḅ}´µ¶·¸cᓄ¹ºxyḄ»¼ூ½¾±¿௃〉ᵨÂÃ⌕ÅᘤÇȱ¶h+᧕$CᑖËNaCl(HO)2C⏀ÍÎஹÏஹজMÔᤅÖªঝᨬᵨØÙIÙªঞCÐᴻÒMÛÜÝ2/3TᨔÞßàᜧḄ¦ᑖËNaCKKNOj)+ᓣáâᓣá$MᓣáᱥᑖË⏀ÍÎI(NaCl)2জ0èஹféஹê☠ªঝ⌕ABªNaCl(CaCO)3+z᧕ᱥ$ãᱥᑖËäᧅஹæçঞ§¶⌕“Fí”Feï(Alï)C

25⃓#ᙠ²³#Ḅ#ᑺµ#ÈË[)Ì°°ᑖ¹ᧅ$%Ḅ³¶#ᑖ·ᩭBnজᐜ¼¹½ঝ¾⃓°ᑺḄ⌕¿½ঞÁ¹ᧅᑁ᜜ᜧÄ;টIÇ(ÈIÉ᎔·ᑖÍ⏚ÍÎ⛳ᑖ²³#(ᑖ¹ᧅ=Na2cCh#ÐÐÑÔÕஹÖ×জÙ%Ú[ÝᳫÞZßØᜐ½ঝÖ×[Í⏣=[ஹ+Ñᑖ/³Òᔠ#ØஹÙ%ÚஹÛÜÈ"ÉÄᐭ½ঞáâãᱏL=CC14Øæᑖè(Òᙠᐸ)Ḅᑖஹ᪆éêë&ᣚÐÑ[íîNaClï÷ø#ஹáᐭðñïÁ#Ḅ#$%᪆Ôóᵨô(ïᡈö#ùᾦ⏚û=ᵞò᪆·ýþCO(HC1)>2᧕#ÿ
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