How many elements are naturally occurring on Earth?
too many to count
93
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Answers: 2
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Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.56 kg of fluorine. a second sample produced 1.32 kg of magnesium. part a how much fluorine (in grams) did the second sample produce?
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Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse
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