Mixed 115g of na2hpo4 mw142gmol and 2g nah2po4 mw138 gmol
You have mixed 1.15g of Na2HPO4 (MW=142g/mol) and 2g NaH2PO4 (MW=138 g/mol) in 1L of water. What is the concentration of your buffer and what is the pH?
Expected delivery within 24 Hours
A particle with a positive charge q= 8.6x10^-6C and a mass m= 0.45g moves with velocity v = 8m/s parallel to a wall. Find the sign and magnitude of the magnetic field
Find the all-in cost of a swap to a party that has agreed to borrow $5 million at 5 percent externally and pays LIBOR + .5 percent on a notational principal of $5 million in exchange for fixed rate payments of 6 percent. show work please.
An electric flux density is given by D = D0 a, where D0 is a given constant. (a) What charge density generates this field (b) For the specified field, what total charge is contained within a cylinder of radius a and height b
With a contiguous disk block allocation, the disk consists of a sequence of occupied and free blocks. A problem similar to external fragmentation in main memory occurs. But there is a difference
Mixed 1.15g of Na2HPO4 (MW=142g/mol) and 2g NaH2PO4 (MW=138 g/mol) in 1L of water. What is the concentration of your buffer and what is the pH
The U.S. dollar-Euro exchange rate at the end of January 2005 was 1.3035 $/€. What was the U.S. dollar-Euro exchange rate ($/€) at the end of December 2004?
A 250 g block of wood hangs from a light string 0.78 m long. The block is shot with a bullet of mass 4.2 g, what was the velocity of the bullet just before it hit the block
What international bond should the firm should issue? Which factors contribute to the development and continuation of the Eurobond market?
An ideal gas mixture of 1.00g N2 and 3.0g He is placed in a 1.00L container at 30 °C. What is the partial pressure of He
1953120
Questions Asked
3,689
Active Tutors
1455785
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
Problem: An infant with known congenital heart disease presents with weight loss, tachypnea, and hepatomegaly.
For a research topic on evaluating the access to health services for commercial sex workers as a mixed method approach provide the methodology
The healthcare provider ordered a urine culture for a client. Which item would a nurse need for a urine specimen collection from an existing indwelling
The nurse practitioner (NP) evaluates a client with complaints of a burning sensation in the chest that often occurs after meals and is exacerbated
I am writing a dissertation topic on the utility of community based interventions in post exposure support to survivors of IPV in uMzingwane district
A 12-month-old child presents with fever of 100.9, lethargy, vomiting and tachypnea. The history is significant for recent hand-foot-mouth disease infection.