A solid pink salt has the formula CoCl 3 5NH 3 H 2 O. When

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A solid pink salt has the formula CoCl3 · 5NH3 · H2O. When AgNO3 is added to the pink solution containing 0.0010 mol CoCl· 5NH· H2O, 0.43 g of AgCl precipitates. Heating the salt produces a purple solid with the formula CoCl3  ·5NH3.

(a) Write the correct formula and name of the pink salt.

(b) When AgNO3 is added to a solution containing 0.0010 mol CoCl3 · 5NH3, a purple salt, 0.29 g of AgCl precipitates. Write the correct formula and name of the purple salt.

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Chemical Principles The Quest For Insight

ISBN: 9781464183959

7th Edition

Authors: Peter Atkins, Loretta Jones, Leroy Laverman

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