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A 100.0ml sample of 0.100M methylamine(CH3NH2, kb=3.7x10-4) is titrated with 0.250M HNO3. Calculate the pH after the addition of each of the following volumes of acid. a) 0.0 ml b) 20.0 ml c) 40.0 ml d)60.0 ml
Also, at the end 1.31 g of 4,4-dimethyl-2-cyclohexen-1-one was obtained. My question how to calculate percent yield for 4,4-dimethyl-2-cyclohexen-1-one and theoretical yield for this lab.
why do we use water as diluent in preparing control and blank samples? are there any better blank sample than water?
2H2S (g) + 3O2 (g) → 2H2O (g) + 2SO2 (g) If 3.50 G Of H2S Are Used In The Above Reaction, What Will Be The Theoretical Yield Of Water In Grams?
If the initial pressure of iodoethane is 894 torr at 245°C, what is the pressure of iodoethane after three half-lives?
working solution so you add five spatula tips full of salt to a large test tube and then make your working solution with only 5mL of deionized water.
Calculate the number of photons emitted in one second by a 6 W laser operating at a wavelength of 438.0 nm
Silver chloride, often used in silver plating, contains 75.27% Ag. Calculate the mass of silver chloride required to plate 225 mg of pure silver.
Calculate pFe2 at each of the following points in the titration of 25.00 mL of 0.02075 M Fe2 by 0.03616 M EDTA at a 6.00 pH:11.50 mL,
Under what conditions of pressure and temperature do real gases most closely approximate ideal-gas behavior?
If 160 mL of wet h2 is collected over water at 24 degrees Celsius and a barometric pressure of 738 torr , how many grams of Zn have been consumed? (The vapor pressure of water is 22.38 torr.)
Calculate the energy (joules) required to achieve the transition from the ground state to the first excited state for this system.
The reaction is found to be first order each in iodide and hypochlorite ions, and inversely proportional to the concentration of hydroxide ion present in the solution.
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