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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, 22.06.2019 21:30
In which area will soil formation be greatest? a a steep slope in a warm,b wet climate a flat area in a warm,c wet climate a north-facing area on a steep slope a flat area in a cold, d wet climate description
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Geography, 22.06.2019 23:00
Compare the partition of southeast asia to the partition of africa how was it similar
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Geography, 23.06.2019 06:00
The ozone hole is at its biggest each year in the ? hemisphere in the ? season.
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Explica con tus palabras las siguientes frases. "o batista sin la zafra o la zafra sin batista" "sac...
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