Molar Extinction Coefficient (ε) via LINEST in Excel | Absorbance Data Analysis! Beer-Lambert

🔬 Learn How to Determine the Molar Extinction Coefficient (ε) Using Excel's LINEST Function! 📊
In this tutorial, you'll master how to calculate the molar extinction coefficient (ε) from concentration-absorbance data using the LINEST function in Excel. We'll also reconstruct and fit a new set of absorbance values using the calculated ε for the same concentration data. Perfect for chemistry students, researchers, and lab professionals who want to simplify spectrophotometric data analysis!
📖 What You'll Learn in This Video:
✅ Understanding Beer-Lambert Law and Absorbance Calculations
✅ How to determine molar extinction coefficient (ε) using Excel
✅ Using the LINEST function for linear regression on absorbance data
✅ Reconstructing and validating absorbance values using ε
✅ Interpreting results for accurate spectrophotometric analysis
📊 Why Use Excel for Absorbance Data Analysis?
🔹 Automates regression analysis for accurate ε calculations
🔹 Quickly fits new absorbance values based on the determined ε
🔹 Saves time compared to manual curve fitting
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