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If, at a given temperature, the equilibrium constant for the reaction H2(g) + Cl2(g) 2HCl(g) is Kp,?then the equilibrium constant for the reaction HCl(g) ½ H2(g) + ½ Cl2 (g) can be represented as:
1/Kp2Kp21/Kp1/2Kp1/2
Suppose an additional gaseous component, e.g. helium, is pumped into the system, keeping the volume of the container fixed, until the final pressure is 100 atm. Assume that the helium does not dissolve in water but remains pure. Assume water is in..
Three compounds are running on a silica gel TLC plate developed in hexane-ethyl acetate, an alcohol, an aromatic, and a carboxylic acid. Which of the following are true.
If the cylinder then sits in the storage at 293 K for a long time, what is the entropy change of the universe (from the original unfilled state)?
Calculate the total calories absorbed from the surroundings. D. ?H for Solution of KCl(s) in water: ?T for reaction D: -4°C Mass of KCl: 5.00 g Volume of water: 0.050 L
Calculate the molar concentration of HCl in a solution that has a specific gravity 1.185 and is 36.5% (w/w). Prepare from this bottle 1 L of 0.1 HCl solution. 25 mL of this solution titrated with 30 mL of NaOH.
The best reagent or sequence of reagents for carrying out transformation A and transformation B are
What is the maximum concentration, in mol/L and mg/L, of Cu^2+ and Zn^2+ in a solution that contains both ions if the pH is (a) 10.00, (b) 11.00, (c) 12.00
determine the solubility of iron in mgl as fe in a solution in equilibrium with feoh3 s ironiii hydroxide 10-2m total
When 1.50 mol of of CH4 reacts with excess Cl2 at a constant pressure according o the chemical equation, CH4 + 3CL2 2 CHCl3 + 3H2, and 1062 kL of heat are released. Calculate the value of ?H? for this reaction. ?H=?
which solution would show the greatest change in pH upon the addition of 15.0 mL of 1.0 M HCl to 1.0 L of each of the following solutions
If the metal crystallizes in a body-centered cubic structure, which choice is closest to the atomic mass?
Based on application of the VSEPR theory, which molecule should be polar. A) CCl4 B) BCl3
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