Determine the ph at the equivalence point for the titration
Calculate the pH at the equivalence point for the titration of 0.20 M aniline (C6H5NH2, Kb = 3.8 x 10-10) with 0.20 M HCl. [Hint: remember the dilution factor caused by addition of titrant to the aniline solution.]
Expected delivery within 24 Hours
Calculate the molarity of a solution made by dissolving 0.810 grams of Na2SO4 in enough water to form exactly 890 ml of solution.
A long wire carrying a 5.0 A current perpendicular to the xy-plane intersects the x-axis at x = - 2.0 cm. A second, parallel wire carrying a 3.5 A current intersects the x-axis at x = + 2.0cm .
A particular solvent with and is being considered for an experiment. In the experiment, which is to be run at 75 , the solvent must not boil. Based on the total entropy change associated with the vaporization reaction, would this solvent be suitab
A long wire carrying a 5.0 A current perpendicular to the xy-plane intersects the x-axis at x= - 2.0 cm . A second, parallel wire carrying a 3.5 A current intersects the x-axis at x=+ 2.0cm .
Treat the subskin tissue as a motionless conducting medium. The ambient air temperature under the same conditions is 11ºC. Calculate the heat transfer coefficient between skin and ambient air.
A 568- physics student stands on a bathroom scale in an 880- (including the student) elevator that is supported by a cable. As the elevator starts moving, the scale reads 480. If the scale reads zero, should the student worry? Explain.
Calculate the value of Gibbs free energy change and the equilibrium constant under standard conditions for the following reactions. (Show all work to receive karma pts)
1946295
Questions Asked
3,689
Active Tutors
1448814
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question: Which of the following presents a risk that should involve direct oversight from the DNS?
Mr. Smith is a 75-year-old man with diabetes and moderate dementia. Staff are often overheard saying he is both difficult and demanding
Which response demonstrates a nurse leader's understanding of resident rights? The resident can eat what he wants as long as it doesn't hurt him.
First thing in the morning, the DNS receives a report from Mrs. A's daughter that someone was rough with her mother during the night.
A child with a Wilms tumor has had surgery to remove a kidney and has received chemotherapy. The nurse should include which instructions at discharge?
What are the steps taken by the first police officer arriving at a crime scene?
Question: Locate and explore a framework related to public health (this week's PowerPoint has some good examples)