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A balloon contains 25.1 L of He. The pressure is 3.00 atm and the balloon deflates to occupy a volume of 7.2 L. What was new pressure exerted on the balloon?
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There are main groups in the modern periodic table of elements
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Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?
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What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
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Which answer tells the reason the earth’s climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.
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A balloon contains 25.1 L of He. The pressure is 3.00 atm and the balloon deflates to occupy a volum...
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