babyyodaK babyyodaK

21-05-2021
Chemistry

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A study of the spectrum of the sun led to the discovery of helium.

True False

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Аноним Аноним

21-05-2021

Answer:

True

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Explanation:

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swaswasure swaswasure

21-05-2021

Answer:

True

Explanation:

A study of the spectrum of the sun led to the discovery of helium.

Answer Link

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