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The first ionization energy of Na is 495.9 kJ•mol–1. What is the longest wavelength of light that co — Atomic Structure Chemistry Question

Question

The first ionization energy of Na is 495.9 kJ•mol–1. What is the longest wavelength of light that could remove an electron from a Na atom?

A.

2.41 × 10–7 m

✓ Correct
B.

2.41 × 10–4 m

C.

4.14 m

D.

4.14 × 103 m

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