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Question- Which one of these samples contains the smallest number of molecule? A) 1.0L of H2 at STP(0c and 1atm) B) 1.0L of N2 at STP. C) 1.0 L of H2at 20 c and 760 torr. D) 1.0L of N2 at 0c and 800torr. E) 1.0 L of He at STP
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What volume of .105 M Na2S solution would be required to precipitate all the copper(II)ion from 27.5mL of.121M CuSO4 solution?
One of the nuclides in spent nuclear fuel is U-235 , an alpha emitter with a half-life of 703 million years. How long will take for the amount of U-235 to reach 49.0% of its initial amount
For the equilibrium H2(g)+ CO2 (g) H20 (g) + CO(g) Kc = 3.18 at 1106K. If each of the four species was initially present at a concentration of 3.000M, calculate the equilibrium concentration of the CO(g) at this temperature
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A solution consisting of .200 mol of methylbenzene (C6H5CH3) in 250 g of nitrobenzene (C6H5NO2)freezes at .40 degrees celsius
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