Spontaneous Reaction Video Lessons

Video Thumbnail

Concept

Problem: Given that the normal freezing point of ammonia is -78°C. Predict the signs of ΔH, ΔS and ΔG for ammonia when it freezes at -80°C and 1 atm.NH3(l) → NH3(s)          ΔH        ΔS       ΔGA.         +         -         +B.         -         -         -C.         -         -         0D.         -         +         -E.        +         +         0  

FREE Expert Solution
Problem Details

Given that the normal freezing point of ammonia is -78°C. Predict the signs of ΔH, ΔS and ΔG for ammonia when it freezes at -80°C and 1 atm.

NH3(l) → NH3(s)
          ΔH        ΔS       ΔG
A.         +         -         +
B.         -         -         -
C.         -         -         0
D.         -         +         -
E.        +         +         0

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 ofGiven that the normal freezing point of ammonia is -78°C. Pr...as high difficulty.

How long does this problem take to solve?

Our expert Chemistry tutor, Dasha took 2 minutes and 50 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 Orgill's class at UNLV.