A typical buffer utilized by biochemists is called tris

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A typical buffer utilized by biochemists is called Tris, which can be depicting as R3N. A buffer that is makes by mixing 500mL of 0.050 M R3N with 500mL of 0.050 M R3NHCl at 25 degrees Celsius has a pH of 8.40. If this similar buffer is placed in a cold room at 4 degrees Celsius, the pH increases to 9.20. From this data find out the ΔHrxn for R3NH+(aq) <--> R3N(aq) + H+(aq) R= 8.31447215 J/K mol

Reference no: EM13661324

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