What quantity,in moles,of oxygen is consumed when 717.4 kJ of energy is evolved from the combustion of a mixture of H2(g) and O2(g) ?
H2(g) +
O2(g) → H2O(l) ; ΔH° = -285.8 kJ
A) 1.255 mol
B) 2.519482 mol
C) 0.1991 mol
D) 1.755 mol
E) 0.7559321 mol
Correct Answer:
Verified
Q25: Under conditions of constant pressure,for which of
Q26: How much heat is evolved upon the
Q27: Which of the following statements is incorrect
Q28: How much heat is liberated at constant
Q29: According to the following thermochemical equation,if 403.3
Q31: Consider the following thermochemical equation:
N2(g)+ 2O2(g)→ 2NO2(g);
Q32: Given:
4AlCl3(s)+ 3O2(g)→ 2Al2O3(s)+ 6Cl2(g); ΔH = -529.0
Q33: What is the change in enthalpy at
Q34: In a certain experiment,0.7000 mol of hydrogen
Q35: Which of the following statements is false
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents