A solution of 00041 m of an unknown acid has a ph of 3195
A solution of 0.0041 M of an unknown acid has a pH of 3.195. Calculate the Ka value for the unknown acid, HA.
This was my exam question and I got it wrong. My answer : 1.31*10^-2
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A certain substance, intially present at 0.950 M, decomposes by first-order kinetics with a rate constant of 1.25 x10-2 mol m-1 s-1. calculate the time (in seconds) required for the system to reach a concentration of 0.431M
A torque of 18 N-m is applied to a rotating part. The moment of inertia is 0.078 kg-m2. How much time (in seconds) will it take to rotate the part 180°?
Which of the following is not one of the four conditions that normally must be met for revenue to be recognized according tothe revenue principle for accrual basis accounting?
Ddesign a program that calculates the total amount of a meal amount of a meal purchased at a restaurant. The program should ask the user to enter the charge for the food
The quantity of charge q (in coulombs) that has passed through a surface of area 1.90 cm2 varies with time according to the equation q = 8t3 + 8t + 6, What is the value of the current density
A small gasoline engine can put out 18,000 N-m/min of mechanical power. The engine is used to drive an electrical generator that is 80 percent efficient. 1 N-m = 2.78 X 10-4 W-h. Find the output of the generator in Watts.
What is the pH of a solution created by mixing 368.0 mL of 0.175 M Hydrochloric Acid, HCl, with 231.0 mL of 0.318 M Sodium Hydroxide, NaOH?
Why is a knowledge of accounting concepts and terminology useful to anyone in a business activity? Is there a difference between bookkeeping and accounting? Discuss.
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With in-text citations and references, explain the key components necessary for the success of public health infrastructure.
A healthcare system with multiple facilities is on their journey to magnet status, the system leadership is exploring options to involve staff
Choose 3 different vulnerable populations. What factors create vulnerabilities for different populations?
As well as follow any necessary documentations required by your company. This can possibly cause the mother to gain a dislike for the behavior analyst.
Rewrite: The CAS is a 25-item tool designed to assess the level of clinical anxiety. It produces scores between 0 and 100, which are treated as valid
A research project conducted by Geisinger Health System looked at the interaction between patients and their providers and pharmacists with medication
SmartCup also detects volume and will give information relevant to percentage of daily consumption. Other metrics the cup is able to test include whether