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Sodium-21 will emit positrons, each having an energy of 4.0 1013 J. What is this energy in MeV? (1 ...

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Sodium-21 will emit positrons, each having an energy of 4.0 1013 J. What is this energy in MeV? (1 ...

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

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Chemistry: Atoms First

Edition: 4^th

Author: Burdge

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