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A 150.0 ml sample of an aqueous solution at 25*C contacins 15.2 mg of an unknown nonelectrolyte compound. if the solution has an osmotic pressure of 8.44 torr, what is the molar mass of the unknown compund
Write the net ionic equation for the reaction that occurs when an aqueous solution of hydrochloric acid reacts with an aqueous solution of ammonia. please find delta H also. Or at least give me the state at which each element is in.
The following equilibrium is established: 1 H2O(g) + 1 CH4(g) ? 1 CO(g) + 3 H2(g) At equilibrium 0.03264 mol of CH4 is found in the reaction mixture. (a) Calculate the equilibrium partial pressures of H2O, CH4, CO, and H2. Peq(H2O) = . Peq(CH4) = ..
If the solution contains a metal cation such as \rm Ag^+, the flow of electrons will reduce the silver ion, causing solid silver to plate onto the electrode.
The above reaction yields a mixture of two Diels-Alder adducts. In the box below draw the structure of both products.
Which of the following intermediates is believed to occur in the mechanism by which alkenes are hydrated in the presence of acid?
Why has fluorine been added? The structure is Cephalosporin.
A solution is prepared by dissolving 396g of sucrose (C2H22011) in 624g of water. What is the vapor pressure of this solution at 30 degrees.
Draw the major organic product formed in the following reaction. (The reaction stoichiometry is 1 mol reactant: 1 mol Br2.)
a 2.89 g sample of solid calcium carbide cac2 reacted with water to produce acetylene gas c2h2 and aqueous calcium
the total volume of hydrogen gas needed to fill the hindenburg was 2.0x108 l at 1.0 atm and 25degc. how much heat was
A state of dynamic equilibrium, Ag2CO3(s) 2Ag^+(aq) + CO3^2-, exists in solution. After water is added to the system and equilibrium is reestablished: what change in the number of moles of AG^+ (aq) occurs in the system? Explain.
Why is benzoic acid extracted into the aqueous phase when using sodium bicarbonate, whereas 2-naphthol required the use of sodium hydroxide
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