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Thermodynamics · 2023 · 11 Apr · Shift 1

1 Chemistry questions from this JEE Main paper
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Thermodynamics · 2023 · 11 Apr · Shift 1

1 Chemistry questions from this JEE Main paper

  1. Q23.Solid fuel used in rocket is a mixture of Fe2​O3​ and Al(in ratio 1 : 2). The heat evolved (kJ) per gram of the mixture is ​. (Nearest integer) Given: ΔHfθ​(Al2​O3​)=−1700 kJ mol−1ΔHfθ​(Fe2​O3​)=−840 kJ mol−1…
    Chemistry · Thermodynamics · Numerical