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State the balanced molecular, ionic as well as net ionic equations for the neutralization reaction between NH3(aq) and H2SO4(aq).
Calculate the temperature of the system once equilibrium has been reached. Assume that Cp,m for Au and H2O is constant at its value for 298K throughout the temperature range of interest.
How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent
What is the order of the reaction if it takes 10 minutes, 20 minutes, 30 minutes to reach 75% conversion?
determine what amount of heat is required to increase the temperature of sixty grams of ethylene glycol from 15.1
An uncovered cup (1/2 pint) of trichloroethane (d=1.325 g/mL) is kept in an 18-ft3 refrigerator at 39 F. What percentage (by mass) of trichloroethane is left as a liquid when equilibrium is established
calculate the volume in ml of a 1.22 m na2s solution needed to react with 2.75 g of albr3 molar mass 266.7 gmol in the
The volume of 0.100 mol of helium gas at 27 degree Celsius is increased isothermally from 2.00 L to 5.00 L. Assuming the gas to be ideal, calculate the entropy change for the process.
When a strong base is added to a solution of CuSO4, which is pale blue, a precipitate forms and the solution above the precipitate is colorless. What is the net chemical equation that describes this reaction? Include the phases of all species in t..
A 0.510-g sample of bleach that is 6.15% NaOCl by mass is treated with an excess of KI and then titrated with 0.0638 M Na2S2O3. What volume is required to reach the end point
State the Law of Combining Volumes and provide an example of your own construction which demonstrates this law
if 94 of heat are added to a pure gold coin with a mass of 16 what is its temperature change? specific heat capacity
A solution is made by dissolving 25.7 g of NaOH in approximately 450 mL of water in a volumetric flask. The solution becomes quite warm, but after it is allowed to return to room temperature, water is added to total 500 mL of solution
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