Answer:
A I believe this is the answer I do not know look at the picture I attached
The work of John Lawrence scientist was most essential to the use of radioactive isotopes in medicine.
<h3>Which scientist use of radioactive isotopes in medicine?</h3>
John Lawrence was the first scientist that use a radioactive isotope in the treatment of a human disease. He became known as the father of nuclear medicine and his laboratory is considered the birthplace of this field.
So we can conclude that the work of John Lawrence scientist was most essential to the use of radioactive isotopes in medicine.
Learn more about radioactive here: brainly.com/question/1236735
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Answer:
16.0 mol H.
Explanation:
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In this case, since the Avogadro's number help us to compute the moles of methanol in the given molecules:
Thus, since 1 mole of methanol contains 4 moles of hydrogen atoms, we obtain:
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I think it is with screens l, chemicals, and filters
I hope this helped