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DAT Prep/General Chemistry/Laboratory

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Laboratory Safety and Equipment

Protective Equipment, Fume Hoods, and Spill Response Hazard Labels, Safety Data Sheets, and Corrosive Handling Choosing Glassware and Ranking Its Accuracy Buret, Pipet, and Meniscus Technique Balances, Crucibles, and Quantitative Transfer

Isolating and Purifying a Sample

Heating to Constant Mass and Gravimetric Analysis Gravity and Vacuum Filtration Decantation, Centrifugation, and Washing a Precipitate Distillation, Recrystallization, and Sublimation Liquid-Liquid Extraction and Layer Identification

Chromatography and Separation Strategy

Chromatography Phases and Formats Retention Factor and Elution Order Choosing a Separation Method

Quantitative Laboratory Workflows

Preparing and Diluting Solutions Titration Technique and Endpoint Detection Calorimetry Workflow Gas Collection over Water pH Meter Calibration

Error and Uncertainty

Accuracy, Precision, and Types of Error Significant Figures and Uncertainty in Measurement Absolute, Relative, and Percent Error

Data Analysis and Conclusions

Mean, Spread, and Outliers Reading Experimental Graphs and Drawing Conclusions Calibration Curves, Blanks, and Controls

Qualitative Analysis and Spectrophotometry

Evidence That a Reaction Occurred Observation Limits, Flame Tests, and Confirmatory Ion Tests The Beer-Lambert Law and Absorbance Spectrophotometric Determination of an Unknown

Topics

Evidence That a Reaction Occurred Observation Limits, Flame Tests, and Confirmatory Ion Tests The Beer-Lambert Law and Absorbance Spectrophotometric Determination of an Unknown

Qualitative Analysis and Spectrophotometry

Spectrophotometric Determination of an Unknown

Summary

Practice Questions

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