31. The sample is a mixture of potassium chlorate and potassium dichromate weight 19.50 g calcined and got 0.672 liters (eg. In.) Of gas. Another sample of the starting mixture was treated with the same weight of concentrated hydrochloric acid and 6.72 L received (eg. In.) Of gas. Determine the weight fraction of impurities in the starting mixture.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
No feedback yet