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The energy diagram shown represents the chemical reaction between solid ammonium chloride and solid barium hydroxide octahydrate:
2NH4 Cl(s) + Ba(OH)2 * 8H2 -----> 2NH3(aq) + BaCl(aq)
The for this reaction is 54.8 . How much energy would be absorbed if 25.1 of reacts?
How would you prepare 2-chloro-2-methyloctane in a lab begining with 2-methyl-2-octene and hydrochloric acid? It is reacted over heat with Ch2Cl2.
Consider a binary liquid mixture A and B, where A is volatile and B is nonvolatile. The composition of the solution in terms of mole fraction is xA = 0.045 and xB = 0.955
When 36.4 g of calcium and 11.1 g of water are reacted according to the following equation: Ca(s) + 2H2O(l) → Ca(OH)2(s) + H2(g) How many liters of hydrogen gas at a pressure of 727 mm Hg and a temperture of 47.8 °C are produced?
Calculate the osmotic pressure of a 20% sucrose solution given that the molecular weight of sucrose is 342g.
Two gas reservoirs, A and B, have the same volume and contain gas at the same temperature. Reservoir A contains 7.62g of He gas at a pressure of 1.20atm. Reservoir B cotains Ne gas at a pressure of 1.80atm. Determine the mass of Ne gas in containe..
Decide whether aqueous solutions of the salts a-h are acidic / basic / or neutral. For each ion that hydrolyzes write the hydrolysis equation. acidic/basic/neutral and hydrolysis equation
Arrange the following 0.1 M solutions in order of increasing conductivity and explain why you chose this order: 0.1 M FeCl3, 0.1 M MgCl2, 0.1 M NaCl, 0.1 M glucose (C6H1206)
A particular x-ray has a wavelength of 1.6 Å. Calculate the energy (in J) of one photon of this radiation. J
what is the theoretical yield of nitrogen in grams from part (a)? c) if the actual yield of nitrogen in the reaction in part (a) is 30.3g calculate the percent yield.
A solution contains 2.0×10-4 M Ag+ and 3.6×10-2 M CO32-. Determine Qsp for Ag2CO3. Will Ag2CO3(s) precipitate? [Ksp for Ag2CO3 is 8.1×10-12]
In a flowchart, show how one can separate acetophenone, benzyl alcohol, and benzamide from each through acid/base extraction.
Calculate the van't Hoff factor (i) for this solution. 2. Calculate the vapor pressure at 25 ?C of an aqueous solution that is 5.80% NaCl by mass.
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