SamaHafiz8185 SamaHafiz8185

21-02-2020
Chemistry

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Which of the following isotopes is NOT considered to be a major threat to human health from nuclear fallout? a. strontium-90 b. hydrogen-2 c. iodine-131 d. cesium-137

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nini2637 nini2637

23-02-2020

Ohhh it’s A) strontium

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