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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.
Related Questions: - If pH of a saturated solution of Ba(OH)₂ is 12, the value of its Ksp is
- A reaction occurs spontaneously is
- For alkali metals, which one of the following trends is incorrect
- 1.0g of magnesium is burnt with 0.56 g O₂ in a closed vessel
- As we go from left to right in a period of the periodic table, gram atomic volume
Topics: Thermodynamics
(179)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If pH of a saturated solution of Ba(OH)₂ is 12, the value of its Ksp is
- A reaction occurs spontaneously is
- For alkali metals, which one of the following trends is incorrect
- 1.0g of magnesium is burnt with 0.56 g O₂ in a closed vessel
- As we go from left to right in a period of the periodic table, gram atomic volume
Topics: Thermodynamics (179)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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