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Problem- In ethane combustion at 2000K and 25% excess air, 50% conversion is achieved at least 10 times earlier at 50 atm than at 1 atm.
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a solution is prepared that contains 7.050 g of hno2 in 1.000 kg of water. its freezing point is found to be -0.2929
Explain if a total of 13.5 mol of NaHCO3 and 4.5 mol of C6H8O7 react, how much moles of CO2 and Na3C6H5O7 will be produced
The osmotic pressure of an aqueous solution at 300 K is 120 kPa. Calculate the freezing point of the solution.
Calculate the freezing point of 0.15 m calcium chloride aqueous solution. Assume that the molal freezing point depression constant of water is 1.86°C•kg/mol and that the freezing point of water is 0.00°C.
explain how branched-chain fatty acids affect the fluidity of membranes and rank the following fatty acids in the order
A product has glycerol Molecular weight=92. The product contain 25% by weight glycerol and has a void fraction of ~70%, and a density of 1g/cm^3. Find its molar concentration
on a recent autumn day the consentration of carbon monoxide in the air in downtown denver co. reached 3.0 x 10 2 ppmv.
a mixture of nacl sio2 and caco3 is separated following the procedure given in this experiment. indicate how each of
25.00 ml of a .250 M NH3 solution is titrated with .100 M HCl. What is the pH after 5.00 ml of HCl has been added? Kb of NH3 = 1.76*10^-5. (please show all calculations)
Hydrogen sulfide , H2S , has the characteristics odor of rotten eggs. if a sample of H2S gas at 759.0 torr and 29.0 c in a 3.00-l container is allowed to expand into an 11.0-l container
The thermochemical equation representing one process used for the synthesis of ammonia involves the equilibrium shown, N2(g) + 3 H2(g) 2 NH3(g) For this reaction, DH° = -92.2 kJ, DG° = -33.4 kJ. All things considered, one concludes that Question 1..
Show that you can selectively precipitate ONLY AgBr at a concentration of Ag of 5.5x10^-10 M in a solution that contains both Br- and CI- at a concentration of 0.02M.
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