Thermochemistry - Study Mode

[#1] Combustion of a candle is
Correct Answer

(A) physical change

[#2] Which law of the thermochemistry introduces the concept of entropy?
Correct Answer

(A) Second Law

[#3] Which of the following is a closed system?
Correct Answer

(B) Tea placed in steel kettle

[#4] The entropy of perfectly crystalline solid at absolute zero is
Correct Answer

(C) Zero

[#5] In the pressure cooker, cooking is fast because the increase in vapour pressure
Correct Answer

(D) increases the boiling point