問題詳情

79. HNO2(l) + NaCl(s) → HCl(g) + NaNO2(s) Calculate the ΔH° value for the reaction above based on the informationbelow.


(A) –78.5 kJ
(B) –157 kJ
(C) 0 kJ
(D) 78.5 kJ
(E) 157 kJ

參考答案

答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)