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numerade.com
SOLVED: The Ka of phosphoric acid, H3PO4, is 7.6 x 10^-3 at 25 °C. For the reaction H3PO4(aq) ⇌ H2PO4(aq) H (aq), ΔH = -14.2 kJ/mol. What is the Ka of H3PO4 at 60 °C?
VIDEO ANSWER: First, we need to find the change in temperature. Initial temperature is 25 degree Celsius and final temperature is 60 degree Celsius. Change in …
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