Problem: What is true for the following reaction under standard condition? C2H6 (g) → C2H4 (g) + H2 (g) ΔH° is 137 kJ and ΔS° is 120 J/K a) spontaneous at all temperatures b) spontaneous only at high temperature c) spontaneous only at low temperature d) not spontaneous at all temperatures e) cannot be determined

🤓 Based on our data, we think this question is relevant for Professor Somers' class at CSU.

FREE Expert Solution
Problem Details

What is true for the following reaction under standard condition?

C2H6 (g) → C2H4 (g) + H2 (g)

ΔH° is 137 kJ and ΔS° is 120 J/K

a) spontaneous at all temperatures

b) spontaneous only at high temperature

c) spontaneous only at low temperature

d) not spontaneous at all temperatures

e) cannot be determined

Learn this topic by watchingSpontaneous Reaction Concept Videos
All Chemistry Practice Problems Spontaneous Reaction Practice Problems
Q.A mixture of hydrogen and chlorine remains unreacted until it is exposed to ultraviolet light from a burning magnesium strip. Then the following react...
Q.Consider the equation carefully, and think about the sign of ∆S for the reaction it describes. NH4Br (s) → NH3 (g) + HBr (g) ∆H = +188.3 kJ. Which r...
Q.The sublimation of solid carbon dioxide is a spontaneous process. Predict the sign (+, -, or 0) of ∆Gº r , ∆Hº r , and ∆Sº r , respectively. 1. -, -,...
Q.Which reaction below is most likely spontaneous at any temperature? a. CH3CH2OH (g) → CH3CH2OH (I) b. 2 H2 (g) + O2 (g) → 2 H2O (g) c. C6H6O6 (s) +...
See all problems in Spontaneous Reaction

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Spontaneous Reaction concept. You can view video lessons to learn Spontaneous Reaction. Or if you need more Spontaneous Reaction practice, you can also practice Spontaneous Reaction practice problems.

What is the difficulty of this problem?

Our tutors rated the difficulty ofWhat is true for the following reaction under standard condi...as low difficulty.

How long does this problem take to solve?

Our expert Chemistry tutor, Jules took 1 minute and 34 seconds to solve this problem. You can follow their steps in the video explanation above.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Somers' class at CSU.