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Which of the following vertebrates evolved in the carboniferous period? amphibians reptiles mammals fish
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Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change
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Which of these conditions most likely produces an unstable isotope?
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What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h
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Which of the following vertebrates evolved in the carboniferous period? amphibians reptiles mammals...
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