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Geography, 22.06.2019 14:10
Compare demographic and environmental effects of the columbian
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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, 22.06.2019 19:50
Acompany produces items in small batches. the machinery needs to warm up before the items can be produced. the scatterplot shows the time needed to produce batches of different numbers of items. based on the line of best fit, which of these statements is true?
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Geography, 22.06.2019 22:00
Give reason sugarcane waste can be recycled into useful products
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Why did atomic theory change with time...
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