27-01-2017
Chemistry

contestada

A gamma ray has a wavelength of 1.99 ✕ 10-13 m. What is its frequency?

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31-01-2017

We know, frequency = speed / wavelength
f = 3 * 10⁸ / 1.99 * 10⁻¹³
f = 1.50 * 10²¹ Hz

In short, Your Answer would be 1.50 * 10²¹ Hz

Hope this helps!

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