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what is the concentration of ammonia in a buffer containing 0.10M ammonium chloride at a pH 10.6?
What is the pH of a solution resulting from adding 0.010 moles of HCl to 1.00 L of 0.10M acetic acid?
At 25 c the ion product of water, Kw is 1.9 x 10^-14. What is the concentration of hydroxide ions in a solution where the concentration of hydrogen is found to be 5.0 x 10^-15 mol dm^-3.
Now take another 37 mL of the 0.50 M pH 6.83 buffer and add 1.3 mL of 1.00 M NaOH. Using steps similar to those above, calculate the new pH of the solution.
What is the Volume of 0.8 mol of Benzene (C6H6) at 20.7 degrees C. The density of Benzene is 0.879 g/mL
A sample of gas is cooled from 440 K to 330 K, if the initial volume was 1.6 L, what was the final volume?
At what tempature should 0.5 moles of nitrogen be held to maintain a pressure of 125 kpa in a 1.0L closed sealed container
What is the concentration of the HNO3 solution? (b) How many moles of NaOH were in excess after the first addition?
what is the molar mass of glucose if 22.5g gives a freezing point of -0.930 C when dissolved in 250 g of water?
Calculate the pH of each of the solutions and the change in pH to 0.01 pH units caused by adding 10.0 mL of 3.48 M HCl to 350 mL of each of the following solutions
Acid Mixture Problem, From a full 50-liter container of a 40% concentration of acid, x liters is removed and replaced with a 100% acid.
The oxide of 'N' element contains 33.33% of the element .The same element forms a chloride whose Vapour density is 59.25.
If the density of ethyl alcohol is 0.789 g/ml, how many quarts can be produced by the fermentation of 100.0 lbof sugar?
Calculate the pH of CO2-saturated water at 25 degrees C, given that the CO2 concentration in air is 366 and that for carbon dioxide the Henry's Law constant KH=3.4E-2 mol L-1 atm-1 at 25 degrees C.
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