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James is investigating magnets and movement. He has two magnets and an iron nail. If James wants to illustrate how magnetic force can make things repel each other, which arrangement of objects should he use?
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What is the temperature of one mole of helium gas at stp?
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Compare and contrast physical changes with chemical changes.
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Asample of air with a volume of 2.20m3 at a pressure of 105 kpa and a temperature of 30c is cooled to 10c and the pressure is reduced to 75.0 kpa. what is the new volume? 6.9 1.34 2.56 43.0 2.88
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How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123
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James is investigating magnets and movement. He has two magnets and an iron nail. If James wants to...
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