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Find the hydronium ion concentration the hydroxide ion concentration as well as the pH of a 0.1 M solution of KOH,if alpha=1.
a chemistry student needs of 40 ml chloroform for an experiment. by consulting the crc handbook of chemistry and
A compound is composed of elements C, H, and N. A 11.550-mg sample of the unknown compound was combusted, producing 31.332 mg of CO2 and 8.983 mg of H2O. What is the empirical formula for this compound
A 2.0-liter sample of H2(g) at 1.00 atm, an 8.0-liter sample of N2(g) at 3.00 atm and a 4.0-liter sample of Kr(g) at 0.50 atm are transferred to a 10.0-liter container at the same temperature. Calculate the partial pressure of each gas and the tot..
Define the following types of bonds and how they are formed: ester, anhydride, amide, phosphoester, phosphoanhydride, hydrogen.
Based on the sign of E°cell, classify these reactions as spontaneous or nonspontaneous as written. Assume standard conditions. Au3+(aq) + 3Ag(s) -----> Au(s) + 3Ag+(aq)c
A particular metallic element, M, has a heat capacity of 0.36 J * g^-1 * K^-1. It forms an oxide that contains 2.90 g of M per gram of oxygen. (a) Using the law of Dulong and Petit (Cp x M = 25 J per mole per Kelvin), estimate the molar mass of th..
Benzyl alcohol (bp 205 C) was chosen by a student to crystallizefluorenol (mp 153-154 C) for the reason that the solubility characteristics of this solvent are appropriate. However this solvent is not a good choice. Explain.
a student combusted 0.500g al with oxygen according to the reaction 4als3o2g2al2o3s what is the limiting reactant? how
A rigid tank contains 20 lbm of air at 20 psia and 70F. More air is added until the pressure and temperature rise to 35 psia and 90F
Charcoal (C) and propane (C3H8) are used as fuels in backyard grills. Balance chemical equation for charcoal (C) combustion (do not include phases).
Write a chemical equation for the reaction of an aqueous solution of sodium stearate with each of the following
What is the osmotic pressure developed at 17 oC by an aqueous solution that is 0.111 M in AlCl3
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