Energies of Gamma Rays Are Typically Expressed in Units of Megaelectron

question 53

Multiple Choice

Energies of gamma rays are typically expressed in units of megaelectron volts (MeV) , where 1 MeV = 1.602 × 10⁻¹³ J. Energies of gamma rays emitted when oxygen-13 gives off a beta particle is 0.168 MeV. What is its energy in joules?

• A) 6.29 × 10^-12J
• B) 5.01 × 10¹²J
• C) 1.05 × 10^-12J
• D) 0.51 × 10¹⁴ J
• E) 2.69 × 10 ^-14 J

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