What Drives Chemical Reactions D.2 Energy Cycles in Reactions (id: a778f7d31)

本题目来源于试卷: What Drives Chemical Reactions D.2 Energy Cycles in Reactions，类别为 IB化学

[单选题]
Choose the correct equatibe,0jiq8l2 pqx1p pc9 on for the d.tp*b7jwrjo 7 iagram below:

A. ΔH$_2$=ΔH$_1$+ΔH$_3$
B. ΔH$_3$=ΔH$_1$+ΔH$_2$
C. ΔH$_3$=-ΔH$_1$-ΔH$_2$
D. ΔH$_1$=ΔH$_2$+ΔH$_3$


参考答案:  D


本题详细解析:
Many products can be made fr9 xapdk:5kdnc. t5i.uzv9ow 2om the same reactants by more than one route. Regardless of the route by which a chemical reaction proceeds, the enthalpy change will always be the same provided that the initial and fidd5v wz ck5 2.k9x9o.u :pitannal states of the system are identical.

微信扫一扫，分享更方便