When a 0.250 g sample of Ca is heated in air, 0.325 g of product is obtained.
Question:
When a 0.250 g sample of Ca is heated in air, 0.325 g of product is obtained. Assume that all the Ca appears in the product.
(a) If the product were pure CaO, what mass should have been obtained?
(b) Show that the 0.325 g product could be a mixture of CaO and Ca3N2.
(c) What is the mass percent of CaO in the CaO–Ca3N2 mixed product?
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a The molar mass of Ca is 4008 gmol and the molar mass of CaO is 5608 gmol The reaction is 2 Cas O2g ...View the full answer
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Related Book For 
General Chemistry Principles And Modern Applications
ISBN: 9780132931281
11th Edition
Authors: Ralph Petrucci, Jeffry Madura, F. Herring, Carey Bissonnette
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