JEE Main Chemistry question
2.15 g of Fe combines with S evolving 3.90 kJ of energy. The enthalpy of formation of FeS in kJ/mol is . [Given: Atomic mass of Fe = 56 u]
Answer: -101.58
Solution
Moles of Fe . .
2.15 g of Fe combines with S evolving 3.90 kJ of energy. The enthalpy of formation of FeS in kJ/mol is . [Given: Atomic mass of Fe = 56 u]
Moles of Fe . .