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For each of the following solutions, calculate the initial pH and the final Ph after adding 0.005 mol of NaOH
a) For 300.0 ml of pure water, calculate the initial and the final after adding 0.005 mol of NaOh
b) For 300.0 mL of a buffer solution that is 0.245 M in HCHO2 and 0.310 M in KCHO2 , calculate the initial and the final after adding 0.005 mol of NAOH.
c) For 300.0 mL of a buffer solution that is 0.325M in CH3CH2NH2 and 0.300 in CH3CH2NH3CL, calculate the initial and the final after adding 0.005 mol of NaOH.
What is the concentration of ammonia in a solution if 21.80 mL of a 0.1160 M solution of HCl are needed to titrate a 100.0 mL sample of the solution?
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Consider titrating 15.0ml of a .245M solution of hydazine, H2NNH2, with a .453M HCl solution. The Kb value for hydrazine is 1.3x10^-6. What volume of HCl needs to be added to the solution in oder to have a bffer system with the maximum capacity fo..
A car gets 9.2 kilometers to a liter of gasoline. Assuming that gasoline is 100% octane which has a specific gravity of .69, how many liters of air (21% oxygen by volume at STP) will be requiered to burn the gasoline for a 1250 km trip? assume com..
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