IB skill practice

Use electrochemical cells and standard potentials

Paper 1, Paper 2 5 marks Difficulty 4

Electron flow direction in galvanic cell

A galvanic cell in a antacid indicator trial transfers \(3\) electron(s) through the wire per reaction event. State the electrode direction of electron flow. Use the visual evidence before connecting the answer to the chemical rule. Enter the answer and choose the interpretation that matches the chemistry.

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