Solved

The Thermochemical Equation for the Combustion of Methanol Is Given

Question 23

Multiple Choice

The thermochemical equation for the combustion of methanol is given below. CH3OH( The thermochemical equation for the combustion of methanol is given below. CH<sub>3</sub>OH(   ) + 3/2 O<sub>2</sub>(g) → CO<sub>2</sub>(g) + 2 H <sub>2</sub>O(g)  Δ<sub>r</sub>H° = -638.7 kJ/mol-rxn What is the enthalpy change for the combustion of 8.59 g of CH<sub>3</sub>OH? A)  -171 kJ B)  -19.9 kJ C)  -2.38 × 10<sup>3</sup> kJ D)  -5.49 × 10<sup>3</sup> kJ E)  -1.76 × 10<sup>6</sup> kJ ) + 3/2 O2(g) → CO2(g) + 2 H 2O(g)
ΔrH° = -638.7 kJ/mol-rxn
What is the enthalpy change for the combustion of 8.59 g of CH3OH?


A) -171 kJ
B) -19.9 kJ
C) -2.38 × 103 kJ
D) -5.49 × 103 kJ
E) -1.76 × 106 kJ

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Unlock this Answer For Free Now!

View this answer and more for free by performing one of the following actions

qr-code

Scan the QR code to install the App and get 2 free unlocks

upload documents

Unlock quizzes for free by uploading documents