ddaniellebenson ddaniellebenson

17-01-2023
Physics

contestada

11. A helium atom (mass = 4m) moving with speed v collides elastically with a deuterium (hydrogen 2)
atom (mass = 2m) at rest. Calculate the percentage change in the kinetic energy of the helium atom
after the collision.
a. 11%
b. 36%
c. 50%
d. 89%

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