$u_{Ne},U_{Ar},U_{Kr}-,\frac{4}{{?}_{?}}$

$u\frac{,}{{?}_{}}\frac{\frac{?}{{?}_{}}}{s}$

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Term $1$: Correct answer is shown. Your answer $595\mathrm{.}7\frac{m}{s}$ was either rounded differently or used a different than required for this part.

Term $2$: Correct answer is shown. Your answer $423\mathrm{.}3\frac{m}{s}$ was either rounded differently or used a different than required for this part.

Term $3$: Correct answer is shown. Your answer $292\mathrm{.}2\frac{m}{s}$ was either rounded differently or used a different than required for this part.

Part B

Calculate the kinetic energy of Ne$,$ Ar$.$ and Kr at $287K.$

Enter your answers numerically separated by commas.

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