Question: In the left cell is a silver coulometer, and in the right cell, metal X is plated from a solution of unknown divalent cation X.

In the left cell is a silver coulometer, and in the right cell, metal X is plated from a solution of unknown divalent cation X. The mass of silver plated is 3.536g and the mass of unknown X plated is 3.976g. Find the molar mass in units of g/mol of X. Report your answer to 1 decimal place. X+2(aq)+2ex(s) [1molelectronsdeposits107.87BAgonacathode] mol electrons passes 107.87g of Ag(1mol Figure 16.6 AB) is deposited in the The use of a coulometer. other cell

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