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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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In the construction of new housing development, which factor of production can be categorized as land?
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The blue segment below is a diameter of oo. what is the length of the radius of the circle?
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Geography, 23.06.2019 15:50
A2 cm object is 10 cm from a convex lens that has a focal length of 4.4 cm, the image is 8cm from the lensz the height of the image, to the tenths place is
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If you were on a trip around the world and could bring only one type of map, what
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