Determine the numbers of grams of aqueous hf
Determine the numbers of grams of .491 wt% aqueous HF are needed to provide a 50%excess to react with 25.0 M of .023 6 M Th 4+ by the reaction Th 4+ + 4 F- ____>THF4 (s)?
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Determine the magnitude of (i) the force acting on the particle due to the field and (ii) the acceleration of the particle due to the force?
Discuss how to prepare 250ml of 0.6 Mtriethanolamine buffer, pH 7.2, from the free amine and concentrated HCl ? (pKa for the amine hydrochloride is 7.8)
A meter stick in frame S' forms an angle of 30° with the x' axis. When that frame moves parallel to the x-axis having speed 0.67c relative to frame S, then determine the length of the stick as evaluated from S?
Determine the potential of a platinum electrode immersed in a solution that is: 0.0813M in K4Fe(CN)6 and 0.00566M inK3Fe(CN)6
(i) Determine the magnitude of the magnetic force on the electron. (ii) Repeat your computation for a proton having the similar velocity.
What is the volume of iron contained between the marks labeled 3.10cm and 3.50cm? A solid cylinder of iron of circular cross section with a radius of1.500cm had a ruler etched along its length.
The x and y components of the magnetic field are equivalent. Determine (i) the x-component, (ii) the y-component and (iii) the z-component of B?
Assume that resistance between walls of the biological cell is 3.00 109? Determine current when potential difference between walls is given 55 mV?
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