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Balance the following half reaction: HS(-) = S2O3(2-) AND calculate what the slope of the boundary between HS- and S2O3^2- is in a pe-pH diagram.
What ratio of concentrations of the molecular base you chose in part a and its conjugate acid would be necesarry to achieve a pH of exactly 10.00?
A buffer solution contains 0.15 mol of propionic acid (C2H5COOH) and 0.28 mol of sodium propionate (C2H5COONa) in 1.50 L. 1.) What is the pH of this buffer?
alcohol is often used to sterilize medical instruments or patch of skin
If it takes 526 J of energy to warm 7.40 grams of water by 17 degrees Celsius, how much energy would be needed to warm 7.40 grams of water by 55 degrees Celsius?
What is the order with respect to OH ^-1 for this reaction. The answer is 2 and the solution is 2^X = 4 ; X=2. Do I do this with every rate reaction problem.
calculate the number of moles of KOH in 5.5mL of a .36 M KOH solution. what is the pOH of the solution?
Compute the free energy of hydrolysis of Adenosine Tri Phosphate in a rat liver cell in which the ATP, ADP and Pi concentration
The molar mass for NaCl and water are 58.443 g/mol and 18.015 g/mol, respectively. Calculate the partial molar volumes for NaCl and water in a 0.35m solution
One mole of an ideal gas at 25C and 1 bar is allowed to expand adiabatically against a constant external pressure of 1.00 bar from 1.00 dm^3 to 10.00 dm^3. Calculate the final temperature
If insulin were treated with mercaptoethanol to break its disulfide bonds, and then the mercaptoethanol were removed so that disulfide bonds could re-form, how many different wyas could the two polypeptide chains become linked to each other (assum..
A weak acid with a starting concentration is 12.5% dissociated. a) Calculate the [H3O+], pH, [OH-] and pOH of the solution. ([OH-] = 1.1 × 10-13 M, pOH = 12.96
If a total of 13.5 mol NaHCO3 and 4.5 mol of C6H8O7 react, how many moles of COs and NA3C6H5O7 will be produced? 3NaHCO3(aq) + C6H8O7(aq) -> 3CO2(g) + 3H2O(s) + Na3C6H5O7(aq)
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