Experimental work Question 3

IB Chemistry: Experimental work Question 3

3. A piece of magnesium in a solution of magnesium ions was connected via a voltmeter and a switch to a piece of copper in a solution of copper ions as shown in the diagram below:(a) State and explain what needs to be added to make this set-up function as a voltaic cell so that that when the switch is closed a reading will be observed on the voltmeter. [1](b) Deduce the direction of flow of electrons in the external...

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