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04-11-2016
Chemistry

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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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04-11-2016

Option B: sulfur, phosphurus, oxygen, nitrogen, carbon and hydrogen, all of which are key elements for living things.

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