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Problem- If the following reaction has the following concentration at equilibrium. What is the equilibrium constant (k)? include units. if any [A] = 0.05 atm [c] = 0.2 atm B has a molecular weight of 200 and a beautifuk orange color?
A(g) + 2B(s) <= = >2 C(g)
Separate your answers with a comma. Show the process and each step.
Explain what volume of H2O gas is produced at 150oC and 1.00atm of pressure from the reaction of 1.12 L of H2 and 1.12 L of O2, at the same pressure and temperature
Compute the value of the angular momentum in the z direction using the Lz operator in the ground as well as first two excited states. Remember to compute the value of an operator, act the operator on the wave function if the wave function is an ei..
A weak acid is placed in a beaker of pure water. At equilibrium, HA has a concentration of .05 M and it conjugate base has a concentration of .01 M, as well as [H3O+]. What is the % ionization? And the Ka value?
You want to prepare 250 ml of buffered solution composed of NH3 and NH4Cl with a pH of 10.1. If you start with 250 ml of 0.15 M NH3 solution, how many grams of NH4Cl salt must you add. Round answer to two decimals.
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A gaseous sample of this element is bombarded by photons of various energies (in these same units). Match each photon to the result
Question- The pKb values for the dibasic base B are pKb1 = 2.10 and pKb2 = 7.50. Calculate the pH at each of the following points in the titration of 50.0 mL of a 0.50 M B(aq) with 0.50 M HCl(aq).
Calculate the standard heat of reaction, or for this reaction using the given data. Also consider that the standard enthalpy of the formation of elements in their pure form is considered to be zero.
Calculate the temperature at which H2 may be obtained by spontaneous composition of water. Comment on feasibility of producing H2 by this means
If the temperature of the hydrochloric acid solution before mixing was 22.3oC as well as the temperature of the sodium hydroxide solution before mixing was 22.5oC, the temperature that must be reported for T1 is
The density of the sample is 1.01 g/mL. The titrant is 1.017 M NaOH. The average volume of titrant required to titrate 25.00 mL subsamples of the vinegar is 20.78 mL.
At 2000C Kc is 2.4^3 for 2NO N2+O2, the initial concentration of NO is .170M what is the equilibrium concentration of NO?
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