A bare helium nucleus has two positive charges and a mass of 6.64 ✕ 10-27 kg....

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A bare helium nucleus has two positive charges and a mass of 6.64 ✕ 10-27 kg....

A bare helium nucleus has two positive charges and a mass of 6.64 ✕ 10^-27 kg.

(a) Calculate its kinetic energy in joules at 1.20% of the speed of light.

(b) What is this in electron volts?

(c) What voltage would be needed to obtain this energy?

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Answer 1

Answer #1

2 -2そ 18 26,853 x(01 eV

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Answer 2

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