Multiple Choice
What is the change in entropy when 0.517 g of water decomposes to form hydrogen gas and oxygen gas at 298 K?
2H2O(l) → 2H2(g) + O2(g) ; ΔS° = 326.3 J/K at 298 K
A) 4.68 J/K
B) 0.0628 J/K
C) 18.7 J/K
D) 9.36 J/K
E) 168 J/K
Correct Answer:

Verified
Correct Answer:
Verified
Q63: Based on the following data,what is the
Q64: Which of the following reactions has the
Q65: Which of the following equations is correct?<br>A)G
Q66: Under standard-state conditions,a reaction with ΔH° <
Q67: For the reaction 2SO<sub>2</sub>(g)+ O<sub>2</sub>(g)→ 2SO<sub>3</sub>(g),ΔH° and
Q69: Consider the following reaction,which is spontaneous at
Q70: The total entropy of a system and
Q71: For a particular process,q = 20 kJ
Q72: The standard enthalpy of fusion of iodobenzene
Q73: The standard enthalpy of vaporization of methanol