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Helium is in group 18 of the periodic table. How is helium different from the other elements in this group?
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In an oxidation-reduction reaction, oxidation is what happens when a reactant
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Amass of 100.0 g of solute is dissolved in water so that 850. ml of a 0.7500 m solution has been prepared. what is the molar mass of the solute?
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Helium is in group 18 of the periodic table. How is helium different from the other elements in this...
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