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Chemistry, 27.09.2020 14:01 goosetuave

What was Albert Einstein's contribution to our understanding of the photoelectric effect?
A. He described the relationship between energy and mass.
B. He described photons as little packets of electrons.
C. He described electricity as moving electrons.
D. He described light as little packets called photons.

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What was Albert Einstein's contribution to our understanding of the photoelectric effect?
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