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chm1046 LAB EXPERIMENT 4, Cheat Sheet of Chemistry

Broward CollegeChemistry

Details of experiment lab 4 Nernst equation

Typology: Cheat Sheet

2023/2024

Uploaded on 12/13/2025

perg-jean-gilles
perg-jean-gilles 🇺🇸

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DATA SHEET
Name:
Date: 7/23/2023
Instructor:
EXPERIMENT 7: Elect ro c h e mist ry
Part A—Nernst Equation
Trial 1 Trial 2
Measured value of Ecell 1.10 1.10
Average Ecell 1.1 1.1
Calculated value of Ecell using Nernst
equation
1.012 1.012
pf3
pf4

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D A T A S H E E T

Name: Date: 7/23/ Instructor:

E X P E R I M E N T 7 : E l e c t r o c h e m i s t r y

Part A—Nernst Equation Trial 1 Trial 2 Measured value of Ecell 1.10 1. Average Ecell 1.1 1. Calculated value of Ecell using Nernst equation

KI(aq) 2H2O + 2e–→ H2 (g) + 2OH- (aq) Pink color Yellow color Iodine oxidized I2 + 2e–→ 2I– NaBr(aq) Pink color Water is reduced 2H2O + 2e–→ H2 (g) + 2OH- (aq) Br is oxidized Yellow green color Br2 + 2e–→ 2Br–