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Gibbs energy is fnxn of P & T derives a relation that predicts G decreases with temperature at constant pressure.
For the reaction 2KClO3(s) --> 2KCl(s) + 3O2(g) delta H = -91.0 kJ a) what is delta h for the reaction-------------------------------2KCl + 3O2 ---> 2KClO3 b) what is the delta H for the reaction-------------------------KClO3 ------> KCl + 3/2 O2
3 Suppose you added an additional 50 ml of water to a separatory funnel containing a compound distributed between 50 ml of ether and 50 ml of water.
a 200-g sample of a metal absorbs 500 J, and its temperature rises by 30 degrees celsius. what is the specific heat of the metal?
how many grams of NaNO3 would you add to 250.0g of H2Oin order to prepare a solution that is 0.500 molal in NaNO3
How many liters of the antifreeze ethylene glycol would you add to a car radiator containing 6.50 L of water if the coldest winter temperature is -28.0 degrees Celsius? Calculate the boiling point of this water-ethylene glycol mixture.
Need to prepare a solution of 0.2 L 0.4 M then determine how many cm^3 of a solution of H2SO4 (sulfuric acid) 80.0%
If the molality of your solution is 0.30, calculate the contribution to the percentage error in your result due to not correction for the errors int he thermometer readings.
what is the maximum mass of sucralose (C12H19Cl3O8) you can add to 3.0 kg of pure water and still have the solution freeze? Assume that sucralose is a molecular solid and does not ionize when it dissolves in water
solution containing 1.543g Cu(NO3)2 to reduce any copper ions present. What mass of copper was reduced in this process?
The equilibrium concentration of I2 is 0.0900M. What is the equilibrium constant, Kc , for the reaction at this temperature?
A sample of nitrogen gas is contained in a piston with a freely moving cylinder. At 0 C,the volume of the gas is 361 mL. To what temperature must the gas be heated to occupy a volume of 492 mL.
Calculate the mass percent composition of carbon in each the following carbon compounds. Express your answer using 4 significant figures. C4H10 C6H10 C8H13O5N
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