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A 25 mL sample of 0.200M NH3 was titrated with 0.200M HCl. Calculate the pH at each of the following points in the titration: 0.0 mL acid added; 10.0mL acid added;20.0 mL added;25.0 mL acid added;30.0 mL acid added
Kb =1.8 x10-5
Ka=3.63x10-13
During this reaction, P4 + 5O2 → P4O10, 0.800 moles of product was made in 15.0 seconds. What is the rate of reaction
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what is the structure of glycylserine and serylglycine?
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Aerosol cans carry clear warnings against incineration because of the high pressures that can develop upon heating.
If a light wave has a wavelength of 528nm, calculate the frequency of the wave and the energy of the wave in kJ/mol.
determining the operating conditions of the chiller.air at 1 atm and 80 degc is fed to a chiller. the air contains
NH3 and NH4+ are used to create a buffer solution. When a base is introduced into this buffer, which of NH3 and NH4+ reacts with the base to maintain the pH of the solution
When 20.0 grams of an unknown compound are dissolved in 500. grams of benzene, the freezing point of the resulting solution is 3.77°C. The freezing point of pure benzene is 5.48°C, and Kf for benzene is 5.12°C/m. What is the molecular weight of th..
in the addition of hbr to isobutylene shown below there are two possible products.a. this reaction is the markovnikov
As pH increases, hydronium ion concentration increases. As pH increases, hydroxide ion concentration increases
In the actual O3 molecule the best description of the number of bonds between O-O atoms is____ bonds.
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