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What would be the difference in the products of electrolysis of NaBr(s) andNaBr(aq)?
Calculate the concentration (M) of sodium ions in a solution made by diluting 50.0 mL of a 0.874 M solution of sodium sulfide to a total volume of 250.0 mL
Compute the pH of a solution that is 0.10 M propanoic acid (HC3H5O2) as well as that is also 0.15 M in potassium propanoate KC3H5O2. Ka = 1.3x105.
20.0 mL of 0.250 M calcium nitrate are mixed with 25.0 mL of 0.150 M potassium nitrate. How many grams of product will form
1.0678g of a standard iron(ii) ammonium sulfate, (NH4)2Fe(SO4)2. 6H202 requires 35.50mL of permanganate solution for titration. calculate the molary of the permanganate solution.
If I want to make the buffer by adding 0.100 M NaOH instead of sodium acetate, how many milliliters of NaOH are needed to reach pH=4.74?
Calculate the freezing point and normal boiling point of each of the following solutions: a.25.0% by mass glycerin, C3H8O3, in water b.28.0 g of propylene glycol
the titration of 40.0ml of 0.200M HONH2 (Kb=1.1 x 10-3) by 0.100 M HNO2. Calculate the pH of the resulting solution after the following volumes of HNO3 have been added
What is the volume occupied by one mole of helium at 0°C and 1 atm pressure?
Calculate the pH after 0.13 mol of NaOH is added to 1.00 L of the solution that is 0.47 M HF and 1.21 M KF.
State the equation for the reaction associated with the Ka2 of sulfuric acid, H2SO4.
if a molecule of no diffuses a distance of 0.778 m from a point source calculate the distance m that a molecule of he
In a saturated solution of lead (II) fluoride the concentration of lead was measured to be .0021 M. What is the value of Ksp for PbF2?
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