Calculating Electric Potential of Ammonia Molecule: Can You Help?

In summary, We are looking for help with a problem involving calculating the electric potential at a point on a dipole axis. The dipole moment of an ammonia molecule is given to be 1.47D, and we need to find the potential at a distance of 52.0 nm from the center of the dipole. We also want to know the potential if an ion with a charge of 1.6*10^-19 C is brought to this point. The formula for electric potential on the axis of a short dipole is provided.
  • #1
leopold123
9
0
Could anyone help me with the following problem?
Ammonia molecule has a dipole moment of 1.47D. Calculate the potential generated by this molecule at a point on a dipole axis at a distance of 52.0 nm from the centre of the dipole. how large will the potential be if an ion of charge q=1e=1.6*10^-19 C is brought at this point? it would be really helpful if you provide any required useful explanation...thank you...waiitng eagerly for ur response...
 
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  • #2
Please help me...i ll be really grateful if any1 helps me with this...
 
  • #3
The electric potential at a distance 'r' on the axis of a short dipole is given by

[itex] V = \frac{1}{4 \pi \epsilon} \frac{2 p}{r^2} [/itex] where p is the dipole moment which according to the problem is given to be 1.47 D.
 

Related to Calculating Electric Potential of Ammonia Molecule: Can You Help?

1. What is potential?

Potential is a measure of the amount of energy that a system has stored, or the amount of work that can be done by a system. In the context of dipole moment, potential refers to the potential energy of a dipole in an electric field.

2. How is potential related to dipole moment?

The potential energy of a dipole is directly proportional to its dipole moment. This means that as the dipole moment increases, so does the potential energy of the dipole.

3. What is a dipole moment?

A dipole moment is a measure of the separation of positive and negative charges in a system. In other words, it is a measure of the polarity of a system. In the context of electric fields, it refers to the separation of charges in an electric dipole.

4. How is dipole moment calculated?

The dipole moment of a system can be calculated by multiplying the magnitude of the charge by the distance between the charges. In vector form, it can be calculated by multiplying the magnitude of the charge by the distance between the charges and the unit vector pointing from the negative charge to the positive charge.

5. What is the significance of dipole moment in chemistry?

In chemistry, dipole moment is an important concept in understanding the polarity of molecules. It can help predict the physical and chemical properties of substances, such as solubility and reactivity. It is also used in interpreting spectroscopic data and determining molecular structures.

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