You need to prepare 1000 ml of a ph400 buffer solution
You need to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20) and 0.200 M sodium benzoate. How much of each solution should be mixed to prepare this buffer?
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What is the angle of incidence in air of a light ray whose angle of refraction in glass is half the angle of incidence? Assume the refractive index of glass is 1.50
Customers provide information to service providers in the process of obtaining a desired service. Discuss when, if ever, the collection of information from service memebership becaomes an invasion of privacy and provide an example
A project has an initial cost of $40,000, expected net cash inflows of $9,000 per year for 7 years, and a cost capital of 11%. What is the project's IRR
Two identical cars (m = 1350 kg) are traveling at the same speed of 18.9 m/s. What is the magnitude of the total momentum of the two cars
You need to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20) and 0.200 M sodium benzoate. How much of each solution should be mixed to prepare this buffer
Prepare a PPT on Design of an Autonomous Underwater Vehicle - block diagram is capturing of pictures or images is done by making use of only one camera and the template should be matched or compared with only one image and not both the images.
Long run inflation is forecasted to be 3 percent per annum in the U.S and 7 percent in SA. The current spot foreign exchange rate is ZAR/USD = 3.75. Determine the NPV for the project in USD by
A horizontal force of 200 N is applied to a 55-kg cart across a 10-m level surface. If the cart accelerates at m/s^2, then what is the work done by the force of friction
Determine the direction of a reaction in a solution containing initially 10-4M acetaldehyde, 0.1M ethanol, 0.1M pyruvate, and 10-2M lactate. What is the value of Gibbs' function for this reaction
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