A Carbon-14 nucleus decays to a Nitrogen-14 nucleus by beta decay. How much energy (in MeV) is released if Carbon-14 has a mass of 14.003074 u and Nitrogen-14 has a mass of 14.003242 u?
What will be an ideal response?
0.157 MeV
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Which law is for a quantity of gas held at constant volume?
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A) 1200 nm B) 600 nm C) 300 nm D) 150 nm E) None of the above choices are correct.
A 0.50-kg mass is attached to a spring of spring constant 20 N/m along a horizontal, frictionless surface. The object oscillates in simple harmonic motion and has a speed of 1.5 m/s at the equilibrium position
(a) What is the amplitude of vibration? (b) At what location are the kinetic energy and the potential energy the same?