Problem based on molar concentration
It is desired to produce an aqueous solution of pH=8.75 by dissolving one of the following salts in water at 298 k. Which salt would you use and at what molar concentration?
1- NH4Cl
2-KCN
3-K2SO4
4-NANO3
Now Priced at $10 (50% Discount)
Recommended (93%)
Rated (4.5/5)
What is the molar solubility of lead II bromide in 0.5M potassium bromide solution? what is the molar solubility of lead II bromide in 0.5M lead II nitrate solution?
Question: On forming the nuclide from the protons, neutrons and electrons, the mass loss per nucleon for the is 0.00759 amu, whereas that for is 0.00944 amu. This means that:
Pb accumulates at a rate of 0.03mg m-2 day-1. How many metric tons (1 metric ton=1000kg) of Pb fall on the 535 square kilometers of Chicago in 1 year?
Write the full chemical equation upon the addition of NaOH to each of the 3 alanine species mentioned. If there's no reaction, indicate there's no reaction and why.
Tony's taxpayer return has come up for audit by the Internal Revenue Service (IRS). He took some deductions this year for an office in his home. Amelio, at the IRS, has disallowed that deduction and has invited Tony to come to the office to discus
Circle Corporation, an accrual method taxpayer, manuractures and sells mainframe computers. In January of the current year, Circle Corporation donates a mainframe taht was par of tis inventory to City College.
The first-order decomposition of SO2Cl2 to sulfur dioxide gas and chlorine gas at 320°C has a half-life of 8.75 hr. If one begins with 600. mmHg of pure SO2Cl2 in a 5.00-L flask at 320°C, how long does it take for the total pressure in the
What is the theoretical yield (in grams) of silver if 8.75 g copper are mixed with 0.350 mol AgNO3(aq)? The balanced equation for this reaction is shown below.
1947892
Questions Asked
3,689
Active Tutors
1454233
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A 2-year-old girl is evaluated for cough, runny nose, watery eyes, and fevers for a week. She also developed a diffuse rash,
Question: Which clinical findings tend to support a diagnosis of Klinefelter syndrome?(Select all that apply.) Short arm span Gynecomastia. Scoliosis Small peni
Problem: The treatment that has been the MOST popular for restoring weight among persons with anorexia nervosa is
The nurse is caring for a client who is receiving internal radiation therapy for cervical cancer. Which of the following actions should the nurse take?
What are two ways to share the outcomes of research? Why is it important to present the results of this research to the organization in some capacity?
Problem: The nurse is teaching a client who had left cataract surgery with an intraocular lens implant.
A nurse is reinforcing teaching about exercise with a client who has type 1 diabetes mellitus. Which of the following statements by the client indicates