Calculate the ph for this buffer
A buffer consists of 0.22 M Na2HPO4 and 0.2 M Na3PO4. Given that the K values for H3PO4 are, Ka1 = 7.2 x 10-3, Ka2 = 6.3 x 10-8, and Ka3 = 4.2 x 10-13, calculate the pH for this buffer.
Expected delivery within 24 Hours
Assuming the solution has a heat capacity of 4.18 J/°C·g and assuming no heat loss to the calorimeter, calculate the enthalpy change for the dissolution of NH4NO3 in units of kJ/mol.
A block hangs in equilibrium from a vertical spring. When a second identical block is added, the original block sags by 7.00 cm.What is the oscillation frequency of the two-block system?
What volume in mL will a sample of F2 occupy in a syringe at 5.5 atm , if the F2 has a volume of 25.0 mL at 1.2 atm?
An ac generator has a frequency of 2.4 kHz and a voltage of 240 V. An inductance L1 =6.0 mH is connected across its terminals. Then a second inductance L2 =10 mH is connected in parallel with L1. Find (a) the current that the generator delivers to
The composition, composer, performer, and style Description of what you heard Discussion of your understanding of the use of rhythm, melody, harmony, tonality, texture, and form in the piece
If the total pres- sure is 780 torr, the CO has a partial pressure of 330 torr and the CO2 has a partial pressure of 330 torr, what is the partial pressure of O2?
The cylinders are rigidly connected to each other but are free to rotate without friction on a common axle. The moment of inertia of the pair of cylinders is I = 45 kgm2 Also r1 = 0.5 meter, r2 = 1.5 meters, and m1 = 20 kilograms.
Now find the magnitude of the force on an electron placed at point P. Recall that the charge on an electron has magnitude e = 1.60 times 10^{-19} ; {rm C}.
1952115
Questions Asked
3,689
Active Tutors
1441275
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Problem: A patient develops sudden severe chest pain and difficulty breathing following a total hip replacement.
Question: A patient who underwent a laparotomy for bowel resection is experiencing increasing pain and tenderness
For a patient to show capacity they must: Group of answer choices not be pressured, coerced or intimidated into giving consent by Health Service staff, a Health
Introduction: Maggie is a 27 year old. Filipina single woman, accompanied by an aunt and uncle with whom she lives.
SBIRT overview - Describe the history of SBIRT, the SBIRT process and how it is used in clinical practice settings using US research articles.
Discuss how you might use the principles of motivational interviewing with Mary. Describe how a provider would recognize this patient is ready to change.
Which learning theories and principles do you think are most useful to the advanced practice nurse (APN) in providing high quality health care to clients