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When 4g of iron is burnt to ferric oxide at constant pressure, 29.28 kJ of heat is evolved. What is the enthalphy of formation of ferric oxide? (At. Wt of Fe=56)
Options
(a) -40.99 kJ
(b) -81.98 kJ
(c) 819.8 kJ
(d) -819.8 kJ
Correct Answer:
-819.8 kJ
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Thermodynamics
(179)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The coordination number of an atom in the simple cubic unit cell in a crystal lattice
- Which of the following can act as an oxidising as well as reducing agent
- Which one is not equal to zero for an ideal solution
- The pH of solution containing 0.10 M sodium acetate and 0.03 M acetic acid is
- Which of the following on addition of water in presence of acid gives a ketone
Topics: Thermodynamics (179)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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