See image — AITS & Test Series Chemistry Question
Question
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Answer: 00345.00
💡 Solution & Explanation
Balance eq. is 2 2 2 4Au 8CN O 2H O 4Au CN 4OH (i) 4Au 4Au 4e G 4 96500 1.5 J J 2 4Au 8CN 4Au CN 4e G 579 729.6 KJ 150.6 KJ 2 4Au 8CN 4Au CN G 2 8 300 38 4 J (ii) ' 2 2 O 4H 4e 2H O G 4 96500 1.2 J ' 2 2 3 O 2H O 4e 4OH G 463.2 268.8 kJ 194.4 kJ ' 2 2 4H O 4H 4OH G 2 8 300 56 ' reaction 3 3 G G G 345 kJ
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