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Geography, 22.06.2019 14:40
Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite
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Geography, 24.06.2019 14:00
Would you rather live in a society that offers more economic freedom or economy equity? explain why and defend your answer.
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Geography, 24.06.2019 14:00
Briefly describe in your own words the pros and cons of the changes people have made to the land in south florida.
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Make x the subject of the relation below. KX +BY=4X-3Y...
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