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(a) Write the decay equation for the α decay of 235 U.
(b) What energy is released in this decay? The mass of the daughter nuclide is 231.036298 u.
(c) Assuming the residual nucleus is formed in its ground state, how much energy goes to the α particle?
A ball is thrown straight up in the air at an initial speed of 30 m/s. find the maximum height of the ball
A 0.269-kg volleyball approaches a player horizontally with a speed of 16.2 m/s. The player strikes the ball with her fist and causes the ball to move in the opposite direction with a speed of 22.0 m/s. What impulse is delivered to the ball by the..
An equilateral triangle 10.0 m on a side has a 1.00 kg-mass at one corner, a 2.00- kg mass at another corner, and a 3.00- kg mass at the third corner. Find the magnitude of the net force acting on the 1.00-kg mass
What if, instead, you threw the flashlight away from you to change your momentum toward the spacecraft. If the flashlight had a mass of 2.00-kg and traveled at a speed of 10.0 m/s, how long would it take you to get back
At a certain point in space there is an electric field E = (0.40 i + 0.60 j) x 1011 N/C. (Items in bold are vectors.) Discover the force on a particle of charge of -3.70 nC when it is placed at the point.
A radioactive isotope has an activity of 8.44 mCi. After 4.00 hours the activity is 5.40 mCi. What is the half-life of the isotope
Compute the momentum, total energy and kinetic energy of a proton moving with a velocity v=0.99c relative to the laboratory frame
Suppose the coefficient of static friction between the road and the tires on a car is 0.60 and the car has no negative lift. What speed will put the car on the verge of sliding
when a 420 gram mass is attached to a spring it oscillates with a period of 0.350 s. if instead a different mass m2 is
An object is placed 50.0 cm from a screen. Find the magnification of the lens
the 500 lbf motor is supported on springs with a total stiffness of 5000 lbfin. the springs have a damping ratio of
question1a step-up transformer has 270 turns on its primary coil and 90000 turns on its secondary coil. the emf of the
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