PU M 2026 Thermochemistry Free Quiz 3

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PU M 2026 Thermochemistry Free Quiz 3

PU M Quiz

10:00

Answered: 0 / 5

Remaining: 5

Navigator 5 Q

General

General 5 MCQs

21. What is the sign of ΔH for exothermic reactions?

A. Negative B. Positive C. Zero D. Infinite

22. What is the sign of ΔH for endothermic reactions?

A. Negative B. Positive C. Zero D. Infinite

23. What is standard enthalpy of combustion?

A. Enthalpy change for complete combustion of 1 mole B. Enthalpy change for formation of 1 mole C. Enthalpy change for neutralization D. Enthalpy change for dissolution

24. What is standard enthalpy of neutralization?

A. Combustion B. Neutralization C. Formation D. Solution

25. What is the enthalpy of solution?

A. Combustion B. Formation C. Neutralization D. Solution

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