How is Kinetic Energy of an Alpha Particle in Nuclear Decay Determined?

We cannot simply solve problems for you. In summary, a U(a=238,z=92) nucleus decays spontaneously to form thorium and an alpha particle without emitting any gamma rays. The alpha particle travels a distance of 25mm in a cloud chamber and creates an average of 4*raise to power 3 ions per mm, with an energy of 4.8*raise to power -18 j required to produce one ion pair. Based on this information, the kinetic energy of the alpha particle can be calculated to be 4.8*raise to power -13j. From this, the initial velocities of the alpha particle and thorium nucleus can be deduced to be 1.20*raise to power 7
  • #1
ghulamali
7
0
a U(a=238,z=92) originally at rest decays spontaneously to form thorium and an alpha particle.no gamma rays is emitted
(a):the alpha particle emitted during decay travels a distance of 25mm in a cloud chamber.given that on average alpha particle creates 4 *raise to power 3 ions per mm of track in cloud chamberand energy required to poduce one ion pair is 4.8*raise to power -18 j.find kinetic energy with which alpha particle was emitted.
(b):hence deduce the initial velocities of alpha particle and thorium nucleus
c:calculate the difference between the rest masses of original uranium nucleus and sum of product of rest masses of products of decay
please solve them for me
answers:
a:4.8*raise to power -13j
b:velocity of alpha:1.20*raise to power 7 m/s
velocity of thorium :2.05*raise to power 5 m/s
c:mass:5.42* raise to power -30 kg
please post the complete process h did u solve this question
 
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  • #2
As I explained to you in a different thread, you need to show us your own work in order for us to help you.
 

FAQ: How is Kinetic Energy of an Alpha Particle in Nuclear Decay Determined?

What is nuclear transformation?

Nuclear transformation, also known as nuclear reaction, is a process in which the nucleus of an atom is altered, resulting in a change in the identity of the atom.

What are the different types of nuclear transformation?

There are several types of nuclear transformation, including fission, fusion, radioactive decay, and transmutation. Each type involves a different way of altering the nucleus of an atom.

What is the purpose of studying nuclear transformation?

Studying nuclear transformation is important for understanding the fundamental properties of matter and energy, as well as for developing technologies such as nuclear power and nuclear medicine.

What are the potential dangers of nuclear transformation?

Nuclear transformation can result in the release of large amounts of energy, which can be dangerous if not properly controlled. Nuclear waste and the potential for accidents or disasters are also concerns associated with nuclear transformation.

What are some real-world applications of nuclear transformation?

Nuclear transformation has numerous applications, including electricity generation in nuclear power plants, medical imaging and treatment in nuclear medicine, and the production of nuclear weapons. It is also used in various industries for material analysis and quality control.

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