25. Which of the following is the correct order of boiling points for NaNO₃, CH₃OH, C₃H₈, and
He?
(A) He < C₃H₈< NaNO₃ < CH₃OH
(B) He < C₃H₈ < CH₃OH < NaNO₃
(C) He < CH₃OH < C₃H₈ < NaNO₃
(D) NaNO₃< CH₃OH < C₃H₈< He
(E) C₃H₈< He < CH₃OH < NaNO₃

答案：B（He < C3H8 &...