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Using Hess Law experimentally. 2KHCO 3 (s) K 2 CO 3 (s) + CO 2 (g) + H 2 O (l) This can not be found directly. Why ? How can Hess Law help ? ( Hint both KHCO 3 (s) and K 2 CO 3 (s) react with HCl (aq) hydrochloric acid to form KCl potassium chloride.).
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Using Hess Law experimentally • 2KHCO3 (s) K2CO3 (s) + CO2 (g) + H2O (l) • This can not be found directly. Why ? • How can Hess Law help ? ( Hint both KHCO3 (s) and K2CO3 (s) react with HCl (aq) hydrochloric acid to form KCl potassium chloride.)