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Biology, 10.12.2020 01:00 manuellopez1981

PREDICT: use the periodic table to predict why Krypton, another noble gas, is not used in airships. INFER: how would the results of the spark have been different if the hindenburg had been filed with helium?

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PREDICT: use the periodic table to predict why Krypton, another noble gas, is not used in airships....
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