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You have a sample of 30g of uranium-234 and 70g of thorium-230 how old is your sample?
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Which answer tells the reason the earth’s climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.
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You have a sample of 30g of uranium-234 and 70g of thorium-230 how old is your sample?...
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