Calculate the ph of a mixture
Calculate the pH of a mixture containing 50 mL of 0.1M NaH2PO4 and 150 mL of 0.1M Na2HPO4. How many mL of 0.1M H3PO4 should be added to the above buffer to lower the pH by one unit?
Please explain your reasoning! I have the correct answer.
Now Priced at $5 (50% Discount)
Recommended (90%)
Rated (4.3/5)
A sporting goods store purchased $7,600 of ski boots in October. The store had $3,600 of ski boots in inventory at the beginning of October, and expects to have $2,600.
Direct labor standards at Cepeda Manufacturing Corporation allow 5 direct labor-hours for every unit produced. The standard direct labor rate is $12.00 per hour.
Interstellar space can be considered as having 10 molecules of hydrogen per cubic centimeter and an average temperature of 2.7 K. Determine the pressure of hydrogen in interstellar space.
The sales budget for Carmel shows that 21,500 units of Product A and 23,500 units of Product B are going to be sold for prices of $11.50 and $13.50, respectively.
Offsetting these factors is the observation that the average commission per trade is likely to increase by 15 percent because trades are expected to be larger in the coming year.
The alpha-particle bombardment of fluorine-19 generates sodium-22 and neutrons. Write the nuclear equation, including the intermediate compounds.
On january 1, 2011, the travis corporation purchased a 22% in scott company by procuring 5000 shares of the 25,000 outstanding shares of common stock.
Calculate delta H for the reaction: 2N2O3(g) --> N2O4(g) + 2NO(g)
1942031
Questions Asked
3,689
Active Tutors
1433501
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