Use the periodic table of the elements to answer the following : a) What is the resulting element when the nucleus of a Chlorine atom absorbs a proton. b) A banana is naturally radioactive as it has the potassium-40 isotope and naturally undergoes beta-minus decay. What element does it decay to? c) Write the formula for the beta-minus decay including the correct superscript and subscript for potassium 40 and d) Describe the ejected particles and what can be used to shield or block this radiation
Answers: 3
Physics, 22.06.2019 11:50
An electron is traveling with initial kinetic energy k in a uniform electric field. the electron comes to rest momentarily after traveling a distance d. (a) what is the magnitude of the electric field
Answers: 3
Physics, 22.06.2019 13:50
The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?
Answers: 2
Physics, 22.06.2019 16:30
In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.
Answers: 3
Physics, 22.06.2019 18:30
Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction
Answers: 1
Use the periodic table of the elements to answer the following : a) What is the resulting element wh...
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