Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Problem- What is the pH of 75.0 mL of a solution that is 0.047 M in weak base and 0.053 M in the conjugate weak acid (Ka = 7.2 × 10-8)?pH = ?
Explain each and every step in detail. I need proficient help in the above problems.
If a weak acid, HA, is 3% dissociated in a 0.25 M solution, calculate the Ka and pH of the solution.
compound a is c4h9cl and shows two 13c nmr resonances. compound b is an isomer of compound a it shows four 13c nmr
di ethyl ethal is a volatile, highly inflammable organic liquid that is used mainly as a solvebt. the vapour pressure of di ethyl ethal is 4.01mmHg at 18 degree celcius.
What is the Freezing/Boiling point of 21.5g of NaCl in 139ml of water. Assume the vant hoff factor is 1.8.
A voltaic cell consist of an electrode composed of Sn(s) in a 1.0M Sn2+ ion solution as well as another electrode composed of Zn(s) in a 1.0 M Zn2+ ion solution, connected by a salt bridge. Compute the standard potential for the voltaic cell at 29..
Determine the pH of each of the following solutions. (a) 0.382 M hypochlorous acid (weak acid with Ka = 3e-08). (b) 0.900 M hypoiodous acid (weak acid with Ka = 2.3e-11). (c) 0.597 M pyridine (weak base with Kb = 1.7e-09).
Draw the Lewis Structure and make a rough three-dimensional sketch of each species.
A 89 L sample of dry air is cooled from 134°C to -18°C while the pressure is maintained at 2.85 atm. What is the final volume?
A water desalination plant is set up near a salt marsh containing water that is 0.10 M NaCl. Calculate the minimum pressure that must be applied at 17°C to purify the water by reverse osmosis.
Calculate the concentration of ALL species in a 0.01 M solution of NaN3. The Ka value for hydrazoic acid, HN3, is 1.9 x 10^-5.
What two ways could you use to determine which layer is the organic layer and which is aqueous layer
How many grams of sulfur are required to produce 768 grams of sulfur dioxide in the following reaction: S + O2 --> SO2?
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd