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A 40g sample of rock is studied in the lab. Geologists find that the sample is 3.75 billion years old. How much argon-40 is there in this sample?
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Substance x has a fixed volume, and the attraction between its particles is strong .substance y had widely spread out particles and can be compressed what can most likely be concluded about these substances
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Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments
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A 40g sample of rock is studied in the lab. Geologists find that the sample is 3.75 billion years ol...
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