In this chapter we show the general forms of multistep equilibria and their similarity for polyprotic acid—base and for polyligand metal ion—ligand equilibria. We consider only mononuclear cases, meaning that one central species accepts protons or ligands, as the case may be. Rarer polynuclear...
What are the concentrations of molecules and ions in a solution produced by the hydrolysis of 0.50 g of aspirin dissolved in enough water to give 75 mL of solution? The ion HTe− is an amphiprotic species; it can act as either an acid or a base. What is Ka for the acid reaction ...
Define polyprotic. polyprotic synonyms, polyprotic pronunciation, polyprotic translation, English dictionary definition of polyprotic. adj. Of or relating to an acid that can donate more than one proton to a base. American Heritage® Dictionary of the
What is the name of this acid, H_{2}CO_{2}? How can i know whether solution is acidic or not and then what type of acid? What is an acid/base indicator? What is considered a base, and what is considered an acid? Which of the following is a polyprotic acid? (a) H C l (...
A polyprotic acid is an acid that is characterized by being able to lend more than one proton at a time in acid-base reactions. The term polyprotic can be broken down and analyzed as the following: The prefix poly- translates to multiple. The suffix -protic refers to protons. "Poly...
acrylate resin comprising the components of, by weight, 50-80 parts of epoxy resin, 10-30 pats of polyprotic acid, 20-50 parts of acrylic acid, 0.5-1 parts of a catalyst, 0.8-1.5 parts of a polymerization promoter, 0.1-0.5 parts of nitrobenzene, and 10-30 parts of acrylate monomer. ...
Thermodynamic pKa of carboxyl groups was estimated to be in the range of 2.5–3.3 for C-terminal amino acids of the above peptides, and 5.2 for glutamic acid in the middle of peptide chain; pKa of imidazolyl group of histidine residues was in the range of 5.7–6.8, pKa of N-terminal ...
1. A pigment comprising a base particle and a dispersing agent, the dispersing agent comprising a salt and/or ester of: (i) an amine, alcohol, and/or alkanol amine and (ii) a polyprotic acid, wherein the mole ratio of the amine, alcohol, and/or alkanol amine to the polyprotic acid...
In one embodiment, a pigment is provided comprising a base particle and a dispersing agent, the dispersing agent comprising a salt and/or ester of: (i) an amine, alcohol, and/or alkanol amine and (ii) a polyprotic acid, wherein the mole ratio of the amine, alcohol, and/or alkanol ...
Bimetallic Au@Pt nanoparticles dispersed in conducting polymer—A catalyst of enhanced activity towards formic acid electrooxidation 2017, Electrochimica Acta Citation Excerpt : The working electrodes were cycled in the potential range from −0.6 V to 0.8 V in the solution of 2 mM 1,8-diaminocarba...