Chemistry, 04.02.2020 12:52 earthangel456

Sponch, a memory key for the important elements in living things stands for? a. selenium, potassium, oxygen, nitrogen, calcium, and hydrogen. b. sulfur, phosphorus, oxygen, nitrogen, carbon, and hydrogen. c. sulfur, potassium, oxygen, nitrogen, carbon, and hydrogen. d. selenium, phosphorus, osmium, nitrogen, calcium, and helium.

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