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The NaOH Solution with a concentration of .188M is used to titrate a diprotic acid of unknown concentration. 25.00 mL of the acid solution requires 26.54 mL of NaOH solution. What is the concentration of the acid solution?
When determining the number of milliliters of mercuring with the density of 13.6 g/mL and having a mass of 501 g, do you divide 13.6 by 501?
How much energy is released during the complete combustion of 329 grams of cyclobutane ?
The reaction 2NO(g) + Cl2 (g) --> 2NOCl(g) is carried out in a closed vessel. If the partial pressure of {NO} is decreasing at the rate of 27 torr/min, what is the rate of change of the total pressure of the vessel?
chlorine dioxide clo2 si a reddish-yellow gas that is soluble in water. in basic solution it gives clo3- and clo2-
A 100.0 mL sample of 0.10 M NH3 is titrated with 0.10 M HNO3. Determine the pH of the solution after the addition of 50.0 mL of HNO3. The Kb of NH3 is 1.8 × 10-5.
Calculate Keq for 2 moles of electron(s) in each half-reaction and a standard potential of 0.12 V. Calculate Keq for 2 moles of electron(s) in each half-reaction and a standard potential of (-0.54) V.
Calculate the Ksp for zinc phosphate if 1.18 10-4 g of zinc phosphate dissolved to make 5.0 L of a saturated solution.
A voltaic cell consist of gold in a gold(III)nitrate solution and copper in a copper(II)nitrate electrode. Calculate cell potential if the [Au3+] is 0.00750M and [Cu2+]=1.50M at 25 degrees celsius.
what is the effect of soil ph on the available forms of phosphrousp in the soil solutionand the dominant phosphrousp
what mass in grams of carbon dioxide is produced if 85.0 mol of magnesium carbonate mgco3 are heated and allowed to
To obtain the same antifreeze protection requires 76 of propylene glycol to replace each 62 of ethylene glycol. Calculate the mass of propylene glycol required to replace 7.00 of ethylene glycol.
What is the pH of a solution which results from mixing 150 mL of 0.50M acetic acid and 150 mL of 0.50M sodium hydroxide at 25oC?
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