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When cobalt chloride is added to pure water, the CO ^2+ ions hydrate. The hydrated form then reacts with the Cl^- ions to set up equalibrium shown here:Co(H2O)6^2+ + 4Cl^- <--> CoCl4^2- + 6H2O(pink) (blue)Which statement describes the change that the system will undergo if silver nitrate is added?
how much heat in rm kj is evolved in converting 1.00 rm mol of steam at 160.0circ c to ice at -55.0circ c? the heat
Calculate the change in entropy that occurs when 18.66 g of ice at -14.6°C is placed in 54.05 g of water at 100.0°C in a perfectly insulated vessel. Assume that the molar heat capacities for H2O(s) and H2O(l)
Its value has been accurately determined to be 3226.7 KJ/m. When 3.0285g of benzoic acid are burned in a calorimeter, the temperature rises 3.84 degrees Celsius. What is the heat capacity of the bomb
Provide structures consistent with the following molecular formulae and spectral data, and assign spectral peaks. Write your structures and tables on a sheet of paper.
analysis of a carbohydrate showed that it consisted of 40.0 c 6.71 h and 53.3 o by mass. its molecular mass was
What is the pH of a 0.175 mol/L solution of sodium acetate, CH3COONa, at 25oC? (pKa=4.74 at 25oC for CH3COOH.) Give your answer accurate to two decimal places
What is the concentration of an ammonium chloride solution prepared by using 0.5L of water to dissolve the product of the reaction of 1.25 L of ammonia gas at 22 degrees C
what is the pressure of 170. ml of oxygen gas at 76.0degc and 170. mm hg if the conditions are adjusted to 450. ml and
The volume of a cylinder in an auto is 0.44L. the cylinder is filled with a gasoline and air mixture at 1.0 atm and then is compressed to 0.073L prior to ignition.
Number these in order of ease of hydrolysis. 1= easiest to hydrolyze 4=hardest to hydrolyze C6H5C(=O)OC66H5 C6H5C(=O)OCl C6H5C TRIPLE BOND N C6H5(=O)NHC6H5
How much energy is released per Kg of Dilithium formed? Mass of one atom of 6 Li is 6.015121 amu. Do not know where to start.
A solution is prepared by mixing 50.0 ml of 0.10 MPb(No3)2 with 50.0 mL of 1.0 M KCl. Calculate the concentrations of PB+2 and Cl- at equilibrium(ksp=1.6 times 10^-5)
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