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A balloon originally had volume of 0.439 L at 44 C and a pressureof 729 torr. To what temperature much the balloon be cooled toreduce its volume to 378 mL if the pressure remained constant?
Mathematically determine which acid contributes a larger concentration of H3O+ ions into the solution, be sure to report the H3O+ concentrations for both, label them clearly, and identify which substance creates a larger concentration?
What is the stoichiometric coeffiecient for oxygen gas when the following reaction is balanced using the smallest whole number coefficients? C12H26(g) + O2(g) --> CO2(g) + H2O(g)
a solution made from 6.50g of an unknown compound in 27.8g of diphenyl has a molality of .195m. Calculate the molar mass of the unknown.
Calcium nitrate will react with ammonium chloride at slightly elevated temperature: Ca(NO3)2 (s) + 2 NH4Cl (s) ---> 2 N2O (g) + CaCl2 (s) + 4 H2O (g) A 1.00 mol sample of each reactant will give what volume of dinitrogen monoxide at STP
A reaction has a rate constant of 0.00704 sec-1, how long will it take (in minutes) until 0.212 mol/L of the compound is left, if there was 0.619 mol/L at the start
question calculate the vapor pressure at 25 degrees c of an aqueous solution that is 5.50 nacl by mass. the pure vapor
Assume the proton-proton coupling constants for diethyl ether is 10 Hz. Draw the splitting trees for each of the multiplets in the spectrum(there are two, one triplet and one quartet).
A gas at room temperature and at a constant pressure of 1 atm is going to be used to heat a material that is at a cooler temperature. You are offered the option of using 1 mol of argon (Ar) gas or 1 mol of nitrogen (N2) gas for this purpose. Which..
Important information about Heat of Reaction, The combustion of butane produces heat according to the equation 2C4H10(g) + 13O2(g) --> 8CO2(g) + 10H2O(l) deltaHrxn= -5314kJ
What is the hybridization of phosphorus in the phosphonium ion (PH4+)? If someone can tell me how to figure this out I would really appreciate it. Any shortcuts or hints on how to solve it?
What is the molecular formula of a product obtained by adding fluorine to 1-butene and then cracking out
a container contains oxygen neon and helium whose partialpressure are 100 torr 300 torr and 200 torr respectively. what
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