浙江省衢州、丽水、湖州、舟山四地市2022年高三最后一卷化学试卷含解析

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᣸ḄᡂᑖO2,HO,CJKE2Dஹ᪷[:ឤn(NaHCO)=n(CO2)="0.02mol"="0.02mol",275mlOLᓫ.Ḅ]ᓄ᪷3ឤn(NaO)=0.2mol/Lx0.275L-0.02mol/L=0.0175mol,ḄO¡0.02x84+0.0175x78=223.045g,ᦑx=3.045g,D┯DEVᫀ⌱D஺

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᪆௃0.0224L2A.06min]ᑁᡂ_`T-----7=0.001mol,ᵫ2H2O2bᓄᑺ2H2O+O2,de22.4L/mol--------0.001molx20.2mol/LC(HO)==஺ᑠhᑣHOᑖ᳛Tkl(xl00%=50%ᦑA56;220.0ILB.ᵫAopdeq6min]c(H202)=0.4mol/L-0.2mol/L=0.2mol/L,ᦑB56;0.0224L/.C.஺r6min]ᑁᡂ_`TstlWOOlmoLᵫ2HMuv2H?஺+஺2,de0.001molx20.2mol/LyrAC(HIO2)=------------------=0.2mol/L,ᡠ{v(H2()2)=----------------=0.033mol/(L»min),ᦑC56"0.0IL6minD.ᵫ⚪ᦪ~de03minᡂ_`Ḅ.ᜧ,36minᡂ_`Ḅ.46minḄᙳ᳛,06min]ᑁ᳛ᦑD┯!"ᫀ⌱D஺7ஹBூ
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᪆௃A.rsজḄ¢ᑭᵨM11O24t⏚%ᑴᜓ¦\§}%◤⌕#T¨!"aᨵ#T©ª«XᑮrsḄ,A⚗┯3)B.N%Ḅ¯°Z\ᵨᔣ᣸Z\]ᦈ[rsঝ«XᑮrsḄB⚗┯3)C.©ªঞ1ᑖ³©ªX´}µ¶v·ᳫḄ¹ªº}»¼´½vvḄᔣ¾aᨵ┯3C⚗'()D.¿ÀÁ´?ᵨḄ}⛳4NaOH:;ÃᙠឋC᛻᧕vV/XᑮyᱥD⚗┯3)Æ⚪Qᫀ⌱Co14ஹCூ
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