新高考高中化学竞赛专题3化学反应原理竞赛真题强化训练原卷版

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1.0293g,ᵨ⏚ᐰᑮ250mL᤯ᒴ᪵"#஺জ᪵"#25.00mL%┵'(ᐭ25mL0.50molL-'HSO,ᵨ0.005000molr'KMnO,,#*24+,-ὑKMnO##25.60mL஺ঝ᪵"#25.00mL%Ớ(〉20.8gKIᙠᨩᜐ675ᑖ9஺(80mL஺:ᓽ0.0250()mol-L'Na2sq?#*<=⁐?(ᐭ@A#*B⁐-ᜫ஺-ὑNa?஺”#12.80mL0ঞ᪵"#100.00mL%FGH*ᐭHC1pH=lIJK᠒(ᐭMḄBaJ#஺☟7PQRMSஹUVஹᮞᓄᙠ800࠷Z[Gឤ]^_ᱥ`]0.2988g஺᪷bcdefghᐵjklmnXḄᓄopq⊤stunxvᓄᱥ.mx.yxwvᓄᱥxn:m:yyᨬF{᦮ᦪ~஺Zᑡ⚪u(1)᪷bcdXḄᓄopP(vᓄᱥwvᓄᱥ'p⊤s)஺(2)ᑏFeSO,gNaOHᡂXḄᓄojpP஺34.(2022])ᓄ┲(SnN2)y₯ᐝAḄ¡ᧇ஺£¤u┲¥¦ᙠ(§ᩩ©Zᡂᓄ┲ᓄ┲⍗«ᒓ஺Zᑡ⚪u(I)ᑏSrᙠᕜ¯⊤Ḅ°7______஺(2)cd²q³M´ᓄ╄#g¶·⏚¸#ᙠ(§ᩩ©Zᑴᜓ¦ᑏ»Ḅ¼½jp(3)¾ᓄoF¿Àlᓄ┲"ḄÁ஺cd᝞Zu6.000g"6ᙠVÃḄÄ⚠Gᯠ(ᐭÇȳᐭ§ǦÉḄ“_ᐰËÇᵨ200.00mL10000mol/LḄHC1᪗Í#ᐰᔾᦈ(ᔾᦈ#_ÐÑᓄÒᶍÔ)஺ÕGH20.00mLᔾᦈ#6ᐭ┵'(ᐭᢣsᑺX,ᵨ1.0000mol/LNaOH᪗Í#*MᒕḄ⏚ᑮ*+,Q-ὑ16.00mLNaOH᪗Í#஺জ*QNaOH᪗Í#ᵨÙÚÛᘤÝÞ?ᢣsᑺXy?

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