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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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aznmistyblue aznmistyblue
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3 months ago

Sodium-21 will emit positrons, each having an energy of 4.0 × 10–13 J. What is this energy in MeV? (1 MeV = 1.602 × 10–13 J)



▸

4.0 × 10–7 MeV



▸ 2.5 MeV

▸ 40 MeV

▸

2.5 × 106 MeV



▸

2.5 × 10–6 MeV

Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
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tswinson3tswinson3
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aznmistyblue Author
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3 months ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
avance37
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Yesterday
Correct Slight Smile TY
emilyas19
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2 hours ago
Thanks for your help!!
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