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Calculate the pH of a 2.96 M solution of 2,4,6-trimethylpyridine. The Kb of 2,4,6-trimethylpyridine is 2.7x10-7
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A solution is made by mixing 30.0ml of 0.240M NH3(aq) with 30.0ml of 0.240 M hydrochloric acid. What is (Are) the principal species and their molarities in the resulting solution? What is the PH of the solution?
Asolution is prepared by dissolving 22.44 grams of acetic acid inenough water to make250.0 mL of solution. A 25.00-mL aliquot of NaOH solution is thentitrated with the acetic acid solution. 37.28 mL of the acetic acid so ...
Over the next 12 months Bradley Metals (Located in Vancouver) will order aprox. 6000 of forging units (from Kurrat Tools, located in Montreal) with the average weight of 15 LBS/unit.(6000/12= 500 units per month). 6,00 ...
Calculate the number of moles of barium chloride in 427g of a 3.17% by mass barium chloride solution?
A chemistry lab experiment requires 67.4 grams of silvernitrate. How many grams of a 15.5% by mass solution of silvernitrate should be used?
Silver nitrate has the molecular formula AgNO3. In a 109.0 g sample of silver nitrate, how much of that mass (in g) is from the silver atoms?
Carbon-carbon single bonds in organic molecules have energies about350. kJ/mol. What is the corresponding wavelength? Could UV lamps(248 nm) be used to break these bonds?
Interpretation of Reactions by Ionic Type Equations. Aqueous solutions of the following substances or their mixtures with water if they are only slightly soluble, are mixed. Write first the conventional equation , secon ...
What would an increase in the metal wire mass indicate when the metal wire starts to form copper on it from a chemical reaction from 6M HCl and copper (II) sulfate pentahydrate? What would a decrease in the metal wire ma ...
What is the volume of a solution, in milliliters, that contains 1.5 g LiNO3 and has a concentration of 0.40 M?
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