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Calculate the equlibrium concentration of Ni2+ in a solution with an analytical Ni(EDTA)2- concentration of 0.0125 at pH 8.0.
When 49 mL of a solution containing 3.1 M AlCl3 is diluted to 53 mL, a dilute solution is formed. How many moles of Al3+ ions are contained in 14 mL of the dilute solution
What is the difference between a strong acid and a weak acid. Calculate [H30+] in each aqueous solution at 25 C and classify each solution as acidic or basic one.
what will the final mixture contain if 14.0 g of N2 and 35.5 g of Cl2 react to completion and the balanced equation is: N2+3Cl2--->2NCl3
Ammonium nitrate, NH4NO3, is an ingredient in fertilizer. It provides nutrient nitrogen. How much nitrogen is in exactly one U.S. ton of ammonium nitrate? Answer in kilograms and show entire process.
For a hypothetical gas-phase reaction that is second order in A and third order in B, by what factor does the rate change if pA is decreased by 4 times and pB is doubled
What would be the atomic numbers of the first three noble gases in that universe? What would be the atomic numbers of the first three halogens?
Phosgene is formed from carbon monoxide and chlorine. At 605 degrees C, Kc is approximately 15.5 M-1 or L/mol. Calculate Kp (in atm-1) at this temperature.
Phosphorous acid, is an important compound in industry and agriculture, H3PO3(aq), is a diprotic oxyacid .determine the pH for each of the following points in the titration of 50.0 mL of a 1.5 M H3PO3(aq) with 1.5 M KOH(aq).
Calculate the volume of a chromium atom in microliters if the volume of a single chromium atom(Cr) =8.10E-24 cm 3 and determine how many copper(Cu) atoms would there be in 159 milligrams of Cu if The mass of a single Cu atom = 1.06E-22 grams.
How many milliliters of 0.200 M NaOH are needed to neutralize 100. mL of 0.100 M HCl
Calculate the grams of potassium hydrogen phthalate required to react with approximately 25 mL of 0.1 M NaOH
explain why rutherford expected all alpha particles to go through the gold foil undisturbed.
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