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Consider the following reversible reaction. In a 3.00 liter container, the following amounts are found in equilibrium at 400oC: 0.0420 mole N2, 0.516 mole H2and 0.0357 mole NH3. Evaluate Kc.
N2(g) + 3H2(g)--->2NH3(g)
The 9.0 g ice cube at a temperature of 0 degrees Celsius is added to a cup of coffee whose temperature is 90.0 degrees Celsius as well as contains 120.0 g of liquid. The enthalpy of fusion for is 6.0 kJ mol-1
If 2.50 g CuSO4 are dissolved in 8.0 x 10^2 mL of 0.25 M NH3, what are the concentrations of Cu2+, Cu(NH3)4^2+, and NH3 at equilibrium
A solution contains 2.0×10-4 M Ag+ and 3.6×10-2 M CO32-. Determine Qsp for Ag2CO3. Will Ag2CO3(s) precipitate? [Ksp for Ag2CO3 is 8.1×10-12]
What is the change in internal energy (in J) of a system that absorbs 0.535 kJ of heat from its surroundings and has 0.362 kcal of work done on it
Give the systematic names of these compounds. Spelling counts! (a) CuI(s) (b) Fe2O3(s) (c) CoF2(s) (d) FeO(s)
explain the terms absolute refractory period relative refractory period sodium equilibrium potential and the
Problem- A gaseous mixture contains 25.3% methane, 38.2% ethane and the rest is propane by volume. When the fuel mixture contained in a 1.55-L tank, stored at 755 torr and 298 K, undergoes complete combustion, how much hear is emitted
write the overall equation for the reaction b. Give a detailed reaction mechanism for the reaction showing all steps and intermediates
If you were to carry out saponification of ethyl tridecanoate, would you expect the product to generate foam/froth when mixed and agitated with water
An enzyme has a km of 8uM in the absence of an inhibitor and apparent km of 12uM in the presence of the 3uM of the inhibitor calculate the ki of the inhibitor and determine the nature of the inhibitor.
the following cations were extracted from 100 g soil with at cec of 20 meq100g.nbsp the soil contained180 mg
An ideal gas at 300K has an initial pressure of 15 bar and is allowed to expand isothermally to a pressure of 1 bar. Calculate the maximum work that can be obtained from the expansion
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