The Speed of Alpha Particles from ²¹⁰Po Is 1 $\times$ 10⁷ M/s

question 52

Multiple Choice

The speed of alpha particles from ²¹⁰Po is 1.6 $\times$ 10⁷ m/s.The recoil atom will have a speed of approximately

• A)zero
• B)76 km/s
• C)3.1 \(\times\) 10⁵ m/s
• D)1.6 \(\times\) 10⁷ m/s
• E)6.4 \(\times\) 10⁷ m/s

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