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The radius of a cation (positive ion) isalways than that of the atom from which it is derived. On the other hand, the radius of an anion (negative ion)is always bigger than that of the atom from which it is derived. Explain why
Is Chloride ion or water a stronger ligand? explain. is water or ammonia a stronger ligand? explain
Hydrogen fluoride behaves as a weak acid in solution. Two equilibria influence which fluorine containing species are present in solution.
Write the ground-state electron configurations for the following elements. (Type your answer in noble gas notation using the format [Ar] 4s2 3d10 4p2 for [Ar]4s23d104p2.)
You are asked to prepare a buffer with a pH of 4.04. calculate the volumes of 1.00M solutions of formic acid (HCOOH) and sodium formate (NaHCOO) needed to produce 200mL of the buffer
the hall process for the production of aluminum involves the reaction of aluminum oxide with elemental carbon to give
Diethyl ether is a volatile organic compound. the vapor pressure of diethyl ether is 401 mm Hg at 18 degrees celsius and the change in H vapor = 26.0 kJ/mol. Calculate the vappor pressure of diethyl ether at 0 degrees C.
Determine what is the longest possible wavelength of light that could ionize an atom of bismuth if the first ionization energy of bismuth is Ei1 = +70 kJ/mol.?
Calculate the changes in the CO and Cl2 concentrations that occur if the concentration of COCl2 decreases by 0.103 mol/L as the following reaction comes to equilibrium.
Determine the molar mass of Freon-11 gas if a sample weighing 0.597 g occupies 100 cm3 at 95°C, and 1000 mmHg.
describe one or more simple chemical tests that would distinuish acetaminophen from ibuprofem
The organic compound di-n-butyl phthalate, C16H22O4(l), is sometimes used as a low-density (1.046 g·mL-1) manometer fluid. Compute the pressure (in torr) of a gas that supports a 455-mm column of di-n-butyl phthalate. The density of mercury is 13...
A 28.7 g sample of ethylene glycol, a car radiator coolant, loses 676 J of heat. What was the initial temperature of ethylene glycol if the final temperature is 32.5°C (c of ethylene glycol = 2.42 J/gK)? =°C
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