I Review | ConstantsThe ammonia molecule (NH3 ) has a dipole moment of5.0 x 10-3°C m. Ammonia molecules in the gas phase arePart Aplaced in a uniform electric field E with magnitude 1.4x106N/C.What is the change in electric potential energy when the dipole moment of a molecule changes its orientation with respect to E from parallel toperpendicular?Express your answer using two significant figures.AU =JSubmitRequest AnswerPart BAt what absolute temperature T is the average translational kinetic energy kT of a molecule equal to the change in potential energy calculated inpart (a)? (Note: Above this temperature, thermal agitation prevents the dipoles from aligning with the electric field.)Express your answer using two significant figures.?T =KSubmitRequest Answer

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I Review | Constants The ammonia molecule (NH3) has a dipole moment of 5.0 x 10-30C.m. Ammonia molecules in the gas phase are placed in a uniform electric field E with magnitude 1.4x106 N/C. Part A What is the change in electric potential energy when the dipole moment of a molecule changes its orientation with respect to E from parallel to perpendicular? Express your answer using two significant figures. να ΑΣφ ? AU = J Submit Request Answer • Part B At what absolute temperature T is the average translational kinetic energy kT of a molecule equal to the change in potential energy calculated in part (a)? (Note: Above this temperature, thermal agitation prevents the dipoles from aligning with the electric field.) Express your answer using two significant figures.

I Review | Constants The ammonia molecule (NH3) has a dipole moment of 5.0 x 10-30C.m. Ammonia molecules in the gas phase are placed in a uniform electric field E with magnitude 1.4x106 N/C. Part A What is the change in electric potential energy when the dipole moment of a molecule changes its orientation with respect to E from parallel to perpendicular? Express your answer using two significant figures. να ΑΣφ ? AU = J Submit Request Answer • Part B At what absolute temperature T is the average translational kinetic energy kT of a molecule equal to the change in potential energy calculated in part (a)? (Note: Above this temperature, thermal agitation prevents the dipoles from aligning with the electric field.) Express your answer using two significant figures.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

I Review | Constants
The ammonia molecule (NH3 ) has a dipole moment of
5.0 x 10-3°C m. Ammonia molecules in the gas phase are
Part A
placed in a uniform electric field E with magnitude 1.4x106
N/C.
What is the change in electric potential energy when the dipole moment of a molecule changes its orientation with respect to E from parallel to
perpendicular?
Express your answer using two significant figures.
AU =
J
Submit
Request Answer
Part B
At what absolute temperature T is the average translational kinetic energy kT of a molecule equal to the change in potential energy calculated in
part (a)? (Note: Above this temperature, thermal agitation prevents the dipoles from aligning with the electric field.)
Express your answer using two significant figures.
?
T =
K
Submit
Request Answer

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