京东 11.11 红包
IV-1_alkene with bromine and manganate(VII)烯烃与溴水或高锰酸钾的反应
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Topic 7.4_Potassium Manganate(VII) with Potassium Iodide
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IV-1_Bromination of alkenes烯烃让溴水褪色
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IV-1_Optical isomerism
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IV-2_Refrigerants How they work in HVAC systems空调冷凝剂工作原理
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Sublimation and deposition of iodine
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[AS化学] IV-4 IR Spectroscopy - Example Spectra
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Preparing A Soluble Salt
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hydrocarbon combustion products
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the dehydration of cyclohexanol to cyclohexene
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identification of sulfate ion
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IV-1_讲练习_IV-1 Alkane and alkene STR 16-18 Q1-Q6_XWX
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[AS化学] IV-4_IR Spectroscopy Background
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Testing for sulfate ions in solution
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titration - preparing a standard solution
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Identification of chromium(III)_Adding NaOH solution to chromium (III) nitrate
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fire and flame 05_Buring flour
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acid + calcium carbonate
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SN1 Reactions
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phenolphthalein as indicator
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IV-2_讲课_Nucleophilic substitution_XWX & DYM
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identification of iron(III) ion
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Dean-Stark or azeotropic distillation （共沸蒸馏）
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making butyl ethanoate video 1_heating under reflux
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titration procedure
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How To Make A Lemon Battery _ Johns Hopkins Center for Talented Youth
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Investigation of a Rate of Reaction by Gas Collection
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臭氧层的破坏
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Ch29 section D chromatography
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effect of concentration on equilibrium
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Iodoform test
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Double Titration
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Titration NaOH vs HCl using phenolphthalein as indicator
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identification of ammonium ion
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IV-1_Reaction between Methane and Chlorine (Photochlorination)
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test for nitrate ion
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Iodine Thiosulfate Redox Titration Demonstration
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[AL化学] Ch29_¹³C NMR Spectroscopy
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Simple Distillation
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I-4 Part A Solids 笔记题