What concentration of trimethylammonium ion is present
Trimethylamine ionizes as follows in water. What concentration of trimethylammonium ion, (CH3)3NH+ is present in 9.0 x 10(to the -2 power)M of (CH3)3N ?
Kb + 7.4 x 10(to the -5 power)
(Ch3)3N + H2O = (Ch3)3NH+ + OH-
Expected delivery within 24 Hours
Consider a solution that is 0.10M in a weak tripotic acid which is represented by the general formula H3A with the following ionization constants: What is the pH of the solution?
The pilot of an airplane traveling 160 km/h wants to drop supplies to flood victims isolated on a patch of land 155 m below. The supplies should be dropped how many seconds before the plane is directly overhead?
A lossless 10 - turn helical antenna with a circumference of one -wavelength is connected to a 78-ohm coaxial line, and it is used as a transmitting antenna in a 500 MHz spacecraft communication system. The spacing between turns is?
A 0.750 kg block is attached to a spring with spring constant 17.0 N/m. While the block is sitting at rest, a student hits it with a hammer and almost instantaneously gives it a speed of 47.0 cm/s. What are The amplitude of the subsequent oscillat
In a Carnot cycle, heat is supplied at 350°C and rejected at 27°C. The working fluid is water, which, while receiving heat, evaporates from liquid at 350°C to steam at 350°C.
A composite load consists of two loads connected in parallel. One draws 100 W at a PF of 0.8 lagging, another takes 200 W at a PF=1. What is the PF of the composite load ?
A pickup truck with a mass of 1230 kg is moving at 105 km/h stops within a distance of 53.0 m. (a) What is the direction and size of the force that acts on the truck? (b) How much more slowing force would be required to stop the truck in half the
How many times more ignition energy is required to achieve ignition of a fuel-air mixture at sea level with T = 298 K than at altitude of 6000 m where pressure P = 47,166 Pa and T = 248 K?
1957343
Questions Asked
3,689
Active Tutors
1413007
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
This assignment is designed to help you understand how the FDA regulates medical products to ensure public safety. You will investigate one product category
The Secret Language of the Health Professions Right about now you will likely be feeling a bit overwhelmed
Summarize 4-5 of the most important functions of the Muscular and Skeletal systems. Utilize the proper medical terms
Explore the medical terms related to the Skeletal and Muscular Systems. Identify and define key terms, including bones, muscles
You see a 3-year-old with hypertension (documented on three different visits) in your primary care clinic. From the perspective of a nurse practitioner:
Based on the principles of the forensic risk assessment, discuss the risks not only to the inmate, but the community at large.
Based on the principles of the forensic risk assessment, the risks that are present to the inmate, are that they are at risk of being a victim of retaliation