In the titration of a weak base 0100 m piperazine 40 ml
In the titration of a weak base (0.100 M piperazine, 40 mL) with a strong acid (0.100 M HCl). Calculate the pH values between 0 mL Va and 100 mL in 10 mL steps. The two Ka values of piperazine are 4.65 x 10^-6 and 1.86 x 10^-10
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Electrical Engineers work for the full time and to fulfil the requirement, they do overtime. Though the overtime for an Electrical Engineer is worthwhile and sometimes it is given with additional benefits.
The final temperature is 27.06 C. Assume the volumes are additive, the specific heat of the solution is 4.180 J g/C, and that the density of the solution is 1.00 g mL -1. Calculate the enthalpy change, delta H, in kj for the reaction: HBr (aq) +Na
what product would you expect to obtain from addition of Cl2 to 1,2-dimethylcyclohexene? Show the stereochemistry of the product.
What would the bonding geometry at each nitrogen atom be for the following: NOCl, NO2Cl, and NO3Cl the options are trigonal planar, linear, tetrahedral, and bent
Determine K for the reaction, H2C2O4(aq) + 2 OH-(aq) <=> C2O42-(aq) + 2 H2O(l) given that, for H2C2O4(aq), Ka1 = 6.5 x 10-2 and Ka2 = 6.1 x 10-5. Don't forget that Kw = 1 x 10-14.
A container is filled with an ideal gas to a pressure of 40.0 atm at 0 degrees C. a. What will be the pressure in the container if it is heated to 45 degrees C?
At what temperature would the pressure be 1.50 x 10-2 atm? c. At what temperature would the pressure be at 25.0 atm?
in the formation of bromohydrin is there two water molecules being added to the reaction? One water molecule attaches to the carbon and the second one pulls off and H from the OH2 already attached to form H3O
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Provide an opinion on the shift to e-governance, on the transformation of the public Sector in respect of public administration
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This is a position supported by U.S. English, a citizens' action group, which is seeking to have English declared by Congress
1. Why does the President want to reduce Cost-reimbursement contracts? 2. Why is it preferred to use a Firm Fixed type contract?
A reasonable conclusion from the text and class discussion of participation and responsiveness is that Group of answer choices