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HClO is a weak acid Ka=4.0x10-8 as well as so the salt NaClO acts as a weak base. Explain what is the pH of a solution that is 0.089 M in NaClO?
a solution of ethanol c2h5oh in water is prepared by dissolving 72.0 ml of ethanol density 0.79 gcm3 in enough water
consider a .7 L of a buffer composed of 0.4 M HClO and 0.5 NaClO? How many moles of strong base could this buffer withstand?
Classify each of the following as a pure substance, heterogeneous mixture, solution, or colloid. gravy, vinegar, ether, beef stew, seltzer water, salad, sodium carbonate
You need to produce a buffer solution that has a pH of 5.06. You already have a solution that contains 10 mmol (millimoles) of acetic acid. How many millimoles of acetate (the conjugate base of acetic acid) will you need to add to this solution? T..
(a) electric dipole moment in one dimension (b)the mean square deviations of the position and momentum of a particle in one dimension from the mean values.
At what pH will an aqueous solution of 0.210 M Mn2+ begin to precipitate as Mn(OH)2 at 25 °C? The Ksp for Mn(OH)2 is 1.9 x 10-13
What is the age of the wine in the glass on the left, and the glass on the right? b. What assumption(s) do you have to make in order to compare their tritium counts?
CH3OH burns in oxygen (O2) to from carbon dioxide (CO2) and water(H2O). Equal masses of ten grams of gaseous CH3OH and O2 are placed in an evacuated flask of five litres at the temperature of 25 degrees celsius.
a 10.0g sample of a mixture of methane and ethene c2h4 reacts with oxygen at 25 celsius degree and 1 atm to produce
The ester responsible for the aroma of fresh raspberries is2-methylpropyl formate proposes a synthesis for this ester.
How would you prepare a 25.0% water in ethyl alcohol solution using 100.0 ml of ethyl alcohol (the density of alcohol is 0.7893 g/ml)
sketch the full schematic for the voltic cell corresponding to the redox reaction shown below;Fe(s) +Cu^2+(aq)---->Cu(s)+Fe^2+(aq). write the shorthand notation for the voltic cell corresponding to the above redox reaction.
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