What is the concentration of nh4+
The pKb of ammonia solution, NH3(aq) is 4.76. A buffer solution contains NH4Cl and NH3, has a pH of 9.45, and a total ammonia concentration (all forms) of 0.400 M. What is the concentration of NH4+?(Hint: [NH4+] + [NH3] = 0.400 M)
Expected delivery within 24 Hours
Arrange the following compounds in order of increasing reactivity toward attack of a Grignard reagent. Explain the basis for your decision, making use of mechanisms where needed.
What magnitude of current is required to produce 1.1 kg of sodium metal in one hour?
Calculate the concentrations of Fe3+, SCN -, and FeSCN2+ in a solution that is initially 3.0 M FeSCN2+.
Why is it unwise to begin addition of the solution of methyl benzoate to the Grignard reagent before the latter has cooled to room temperature and then been placed in an ice-water bath?
The pKb of ammonia solution, NH3(aq) is 4.76. A buffer solution contains NH4Cl and NH3, has a pH of 9.45, and a total ammonia concentration (all forms) of 0.400 M. What is the concentration of NH4+?
A 420 N uniform rectangular sign 4.00 m wide and 3.00 m high is suspended from a horizontal, 6.00-m-long, uniform, 90-N rod as indicated in the figure below. The left end the rod is supported by a hinge and the right end is supported by a thin cab
What are the steps to writing a precipitate reaction with lead(II) nitrate and potassium chromate
A solution containing 29.50{mg} of an unknown protein per 20.0{mL} solution was found to have an osmotic pressure of 3.70{torr} at 24 degree Celsius. What is the molar mass of the protein?
How can a company like CarMax, which faces significant challenges during a recession, use the FAME method to communicate with its employees?
1943191
Questions Asked
3,689
Active Tutors
1461272
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A condition caused by an accident, trauma, genetics, or disease, which may limit a person's mobility, hearing, vision, speech, or mental function
What are some ways for compliance officers to ensure compliance with Meaningful Use in HITECH among providers and institutions?
Complete the Health History DCE. Then post the following: Explicitly describe one task you undertook as an advanced practice nurse to complete
How can we design healthcare policies that help doctors act in their patient's best interests regardless of how they are paid?
What steps could an organization take to streamline processes and reduce unnecessary resource usage in clinical and administrative areas?
How to add something about another classmate's comments on two videos we had to watch and write about. Must be paragraph form and not sound like AI
P.Q. uses the following five measures of family functioning to determine the effectiveness of interventions: changes in interaction patterns