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What pressure will be exerted by 0.675 moles of a gas at 25*c if it is in a 0.750-l container?
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The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?
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What properties would have caused early researchers to name hydrogen "inflammable air”
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Use the periodic table and your knowledge of isotopes to complete these statements. when polonium-210 emits an alpha particle, the child isotope has an atomic mass of 1-131 undergoes beta-minus decay. the chemical symbol for the new element is fluorine-18 undergoes beta-plus decay. the child isotope has an atomic mass of done intro donne
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