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Suppose 27.1 mL of 0.12 MNaOH is added to 54.7 mL of 0.17 MHCHO2. What will be the pH of the resulting solution?
For formic acid, HCHO2,Ka= 1.8 x 10-4.
In thin layer chromatography, solvent percolates upward through capillary action and displaces the air surrounding the particles on the plate's surface, resulting in good contact between mobile and stationary phases. In column chromatography, how ..
aniline c6h5nh2 kb 4.3 x 10-10 is a weak base used in the manufacture of dyes. calculate the value of kn for
How many asymmetric carbon centers are present in the stilbene dibromide product? is the product Chiral? Explain.
What is the longest wavelength of light that can be emitted by a hydrogen atom that has an initial configuration of 7p1?
Depict the formula of the protein leucine from previous to it is oxidized to what it turns into after being oxidized. On the hand, illustrate the molecular formula indicating how many oxygen atoms are needed to oxidize leucine
how many liters of o2 can be made from 342 g of h2o2?the density of h2o2 is 1.463gml and the density of o2 is 1.428 gl.
determine the mass of solid sodium formate of mw 68.0 must be combined to 150 ml of 0.66 moll hcooh to make a buffer
Oxygen masks for producing O2 in emergency situations contain potassium superoxide, KP2. It reacts with CO2 AND H2O in exhaled air to produce oxygen
A person accidentally swallows a drop of liquid oxygen, O2(l), which has a density of 1.149 g/mL. Assuming the drop has a volume of 0.035 mL, what volume of gas will be produced in the person's stomach at body temperature (37°C) and a pressure of ..
Based on the source of phosphorous (which cannot be changed) the surface concentration is 400 P atoms per 10 million Si atoms. Estimate the temperature you should dope at (C) if you must have a concentration of 100 P atoms per 10 million Si atoms ..
What is the fraction of association (α) for the following potassium propionate solutions? Ignore activities. The Ka of propanoic acid is 1.34 × 10-5.
calcium carbonate fw 100.09 reacts with hydrofluoric acid hf to form caf2caco3s 2 hf ------gt caf2s h2ol
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