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Use the free energies of formation from standard thermodynamic tables to calculate the standard free-energy change for the decomposition of hydrogen peroxide in the following reaction:
2H2O2(g)----> 2H2O(g) + O2(g)
Identify the conjugate acid-base pairs in each of the following equations and state whether the equilibrium mixture contains mostly products or mostly reactants.
The standard free energy of activation of one reaction A is 91.70 kJ mol (21.92 kcal mol). The standard free energy of activation of another reaction B is 74.50 kJ mol (17.81 kcal mol).
A quantity of 1.25 mole of an ideal gas at 328 K expands isothermally against a constant external pressure of 2.85 atm from 3.12 L to 11.85 L. Calculate the values of q, w, delta H, delta S system
How many litersof hydrogen gas will be produced by the decomposition of 90 L of water
Problem- What is the osmotic pressure in mmHg of 6.00 L of a .108 M solution at 30 degrees C if three moles of ions are produced in aqueous solution for every mole of solute dissolved?
what is the ph of a solution prepared by dissolving 2.89 g of calcium nitrite in 0.675 l of water?1. briefly explain
Compounds containing carbon-carbon triple bond undergo the Diels-Alder reaction. Formulate the product formed by the reaction
Problem- Make a chart of the behavior of anions, Bromide, Iodide, chloride, Nitrate, sulfate, and Carbonate with concentrated sulfuric acid. Include the chemical reactions (net ionic) and description of what happens (color changes, odors, etc.)
How many grams of epinepherine barbitrate (m.w. 333) should be used in preparing 495 mL of an opthalmic solution containing the equivalent of 3 % epinepherine (m.w. 183)
An unknown metal with a mass of 100 g was heated to 100 C and placed into 30.0 g of water that had a temperature of 20.2 C. The final temperature of both substances
solid aluminum reacts with chlorine gas to produce solid aluminum chloride. if 2.70 grams of aluminum and 4.05 grams
Why is the boiling point of octane, C8H18, higher than that of methane, CH4, if they are both nonpolar molecules? 7-Using a diagram to illustrate your answer, explain the effect of temperature on the vapor pressure of a liquid.
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