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You need to produce a buffer solution that has a pH of 5.30. You already have a solution that contains 10 (millimoles) of acetic acid. How many millimoles of acetate (the conjugate base of acetic acid) will you need to add to this solution? The pKa of acetic acid is 4.74.
Compute the boiling point elevation of a salt water solution that contains 5.90 g of NaCl dissolved in 109 ml of water. Enter the number of degrees celsius that the boiling point will be elevated.
how could you use IR spectroscopy to identify which alkene is in which vial? How do you determine what the wavenumber values are for specific compounds/ elements?
mole of He atoms at 25.0 degrees celsius and 1.000 atm pressure? Compare this with the literature value of 126.04 J/molK.
If deep ocean water were stored in the laboratory, how would its pH, its alkalinity concentration and it's CO3^-2 concentration change under the following conditions? 1.) At 5C, 1 atm pressure? 2.) At 20C, 1 atm pressure?
Calculate the final temperature of 204 mL of water initially at 35 degrees C upon absorption of 18kJ of heat.
I need help in describing the adverse effects caused by exposure to radiation. Include some specific exposure levels associated with these significant health effects.
Write down the product for the reaction; Butane (forward and backward reaction)in the presence of Aluminium bromide and HBr at the temperature of 27 degree celcius/
For phenylanaline can be modeled as particle on a ring. Calculate the probability of finding electrons in one half of the ring from the ground state
Balance the equation in acidic solution and determine how much of a 0.850 M K2Cr2O7 solution is required to completely dissolve 5.25 g Cu.
Discuss how to prepare the soltion starting from 0.100 M formic acid and 0.150 M sodium formate
A sample of CuSO4+5H2O and an inert material was dried to constant mass by heating in a crucible. From the data below, what is the calculated percent CuSO4+5H2O in the Sample?
Calculate the ionic strength ad all the individual activity coeffcient for all solution in which 0.02 mole of (Feso4) and 0.1 mole of (NH4)2cro4
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