CHEM 162
University of Washington
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CHEM 162 Experiment Lab 4: Fractional Crystallization Part I: Fractional Crystallization of KNO3 with (NH4)2Fe(SO4)2.6H2O Impurity | 2023 Complete, CHEM 162 Experiment 5: Spectrochemical Series Complete Solution 2023, CHEM 162 EXPERIMENT 4: I. Fractional
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---3maart 2023
- CHEM 162 Experiment Lab 4: Fractional Crystallization Part I: Fractional Crystallization of KNO3 with (NH4)2Fe(SO4)2.6H2O Impurity | 2023 Complete, CHEM 162 Experiment 5: Spectrochemical Series Complete Solution 2023, CHEM 162 EXPERIMENT 4: I. Fractional Crystallization Of KNO3 With 2Fe2.6H2O Impurity II. The Solubility Curve Of KNO3.
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ExcelAcademia2026
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CHEM 162 Experiment Lab 4: Fractional Crystallization Part I: Fractional Crystallization of KNO3 with (NH4)2Fe(SO4)2.6H2O Impurity | 2023 Complete
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---7februari 20232022/2023A+
- CHEM 162 Experiment Lab 4: Fractional Crystallization Part I: Fractional Crystallization of KNO3 with (NH4)2Fe(SO4)2.6H2O Impurity | 2023 Complete. Starting Components (Fract. Crystallization #0) data entry 3 
Step 3: Mixture before first crystallization 3 
mass KNO3 4.501 g 
mass (NH4 
)2Fe(SO4 
)2 
. 
6H2O 0.501 g 
Total mass of the sample mixture 5.002 g 
% Impurity (i.e., % Fe compound in the mixture)* 10.02 % 
*(This is your % impurity for Fract. Crystallization # 0) 
Fract. Crystallization...
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ExcelAcademia2026
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CHEM 162 Experiment Lab 4: Fractional Crystallization Part I: Fractional Crystallization of KNO3 with (NH4)2Fe(SO4)2.6H2O Impurity | 2023 Complete
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---29februari 20232022/2023A+
- CHEM 162 Experiment Lab 4: Fractional Crystallization Part I: Fractional Crystallization of KNO3 with (NH4)2Fe(SO4)2.6H2O Impurity | 2023 Complete. Starting Components (Fract. Crystallization #0) data entry 3 
Step 3: Mixture before first crystallization 3 
mass KNO3 4.501 g 
mass (NH4 
)2Fe(SO4 
)2 
. 
6H2O 0.501 g 
Total mass of the sample mixture 5.002 g 
% Impurity (i.e., % Fe compound in the mixture)* 10.02 % 
*(This is your % impurity for Fract. Crystallization # 0) 
Fract. Crystallization...
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STUDYLAB2023
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Chem162 Lab 6 Aspirin Synthesis Report
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---4mei 20222021/2022A+
- CHEM 162 
LAB 6: SYNTHESIS OF ASPIRIN 
This report is due by the end of the lab session, before you leave. Use a reasonable number 
of significant figures, include units with your data, and keep your answers concise. 
Part I. Synthesis of Aspirin 
Data (3 pts) 
Value Units 
Mass of salicylic acid 
Volume of acetic anhydride 
Volume of phosphoric acid 
Temperature of reaction 
Mass of filter paper 
Mass of filter paper + product 
Part I Calculations and Results 
Calculate the actual yield of crud...
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Examhack
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NATIONAL 5 CHEMISTRY, UNIT ONE PRATICE EXAM SOLUTION QUESTIONS AND ANSWERS (University of Washington)
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---20mei 20222022/2023A+
- NATIONAL 5 CHEMISTRY, UNIT ONE PRATICE EXAM SOLUTION QUESTIONS AND ANSWERS (University of Washington)
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