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Mix 121.7 mL of a 0.226 M NaOH solution and 159 mL of a 0.226 M HCl solution. Determine the concentration of H+ in the final mixture after the reaction is complete.
A 1.043g vitamin C tablet is crushed, treated, and diluted to 100.00mL in a volumetric flask with deionized water. Three 5.00mL samples of this solution are titrated with DCP that had a standardized concentration of 9.93x10-4M
The activity coefficients for acetic acid and the acetate ion are 1.000 and 0.775, respectively, in a solution with an ionic strength of 0.10 M.
If 18.5 mL of 0.800 M HCl solution are needed to neutralize 5.00 mL of a household ammonia solution, what is the molar concentration of the ammonia
If 100.0 g of water is warmed from 20.0*C to 35.0*C, what quantity of energy has been transferred to heat the water? (the specific heat capacity of water is 4.184 J/g*C)
water with a mass of 0.500 rm kg at 15.0circ rm c is mixed with 0.800 rm kg of water at 35.0circ rm c. what is the
A test for vitamin C (ascorbic acid, C6H8O6) is based on the reaction of the vitamin with iodine: C6H8O6(aq) + I2(aq) ? C6H6O6(aq) + HI(aq) (a) A 25.0 mL sample of juice requires 11.8 mL of a 0.0164 M I2 solution for reaction
How much heat is required to heat 2 moles of water from 25 degrees C to its boiling point and then turn it into water vapor
in the stratosphere chlorine atoms catalytically destroy ozone o3 producing the now infamous ozone hole above the
A photomultiplier tube detects photons by amplifying the current generated by the photoelectric effect. Which metal, lithium, calcium, aluminum or gold would you choose if you were trying to make a photomultiplier tube sensitive to the largest por..
If a 10.00mL sample of unknown concentration of HF is titrated with 28.94mL of 0.1040M NaOH, what is the concentration of HF
degree celsius in a heat exhanger by 54430 kg/h of hot gas flowing counterflow and entering at 427 degree celsius. (Cpm=1.005 kj/kg*K). The overall Uo=69.1 W/m^2*K. Calculate the exit gas temperature and the heat transfer area.
What is the coordination number for each of the following complexes? A. [Co(NH3)4(H2O)2]^3+ B. [Cr(EDTA)]^-
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