Chemistry, 15.11.2019 20:31 martinbricein10
Which ion is not an oxyanion? no− so4 2− cn− co3 2−
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The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?
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If a gas has an initial pressure of 101kpa and a volume of 10l, then it expands to a volume of 20l, what is the new pressure?
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Mercury turns to a vapor at 629.88 k. how much heat is lost when 75.0 g of mercury vapor at 650 k condenses to a liquid at 297 k?
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Which ion is not an oxyanion? no− so4 2− cn− co3 2−...
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