Ammonium nh4 is a weak acid with a pka of 926 the
Ammonium (NH4+) is a weak acid with a pKa of 9.26. The dissociation is: NH+4 <--> NH3 + H+. Calculate the mass of ammonium added to 1 L of water in order to obtain a pH of 4 at equilibrium.
Expected delivery within 24 Hours
The owners wish to achieve an initial acceleration from rest of 22 ft/(sec^2) on a level paved surface. What is the minimum coefficient of road adhesion needed to achieve this acceleration
Interest rates have declined since it was issued, and it is now selling at 114.12% of par, or $1,141.2
What concentrations of succrose gradient are used to separate between the two types of endoplasmic reticulum please?
Assuming ideal gas behavior, calculate the mass of (in ) present in the reaction mixture at equilibrium. What is the percent yield of the reaction under these conditions
The 2 Mg car is being towed by a winch. If the winch exerts a force of T=105s on the cable, where 14m is the displacement of the car in meters, determine the speed of the car when s , starting from rest. Neglect rolling resistance of the car.
A fully suited 100 kg astronaut stands on a spherical asteroid of diameter 1.0 km and mass 2.5 x 1012 kg. With what speed must she jump to escape the asteroid
A steel bolt and nut are tightened around an aluminum sleeve. Find the internal forces as the nut is rotated 1 turn
Two slits are illuminated by a 390 nm light.The angle between the zeroth-order bright band at the center of the screen, how far apart is this bright band from the central peak
1927160
Questions Asked
3,689
Active Tutors
1454480
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A 43-year-old male presents to the clinic with malaise, fever, productive yellow-greenish cough, and mild right chest discomfort
HPI The patient is a 30 year old female who presents with neck pain. The pain has been persistent for the past week and is described as a dull ache.
Management of Shock Homework Case Study One Stage: A small animal practice with a team of five members: one veterinarian,
2-week-old Alyssa, presents for Well Child Care4-week-old male infant presents for well visit with parents reporting they noticed his left eye was caked dry
Provide feedback on their questions and plan for educating the client. Explain the social worker's role in the recommended intervention
Which components of patient-centered care did the healthcare providers do well in the video?
Amanda is a 23-year-old nursing student who is very concerned about environmental pollution and believes in preserving nature and protecting wildlife.