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What is the equilibrium constant Kc for the reaction below? Assume temperature is 25oC. (Hint, Represent the reaction below as a sum of reactions and then combine the corresponding K values to obtain Kc for the reaction below.) HF(aq) +NH3(aq) <----> NH4F(aq) What is Kc?
Give a physical explanation of why the intrinsic viscosity and the specific viscosity divided by the concentration need
For my class data from reading a value off the buret with water inside my class results are 11.21, 11.23, 11.23, 11.23, 11.23, 11.24, 11.24, 11.25, 11.25, 11.25, 11.25, 11.25, 11.26, 11.28, 11.28, 11.29, 11.30 from increasing order.
Calculate the theoretical wavelength in nanometers of the light absorbed when an electron in a hydrogen atom makes a electron transition from level n=2 to n=7 (notated as "2==>7").
Write an equilibrium expression for each chemical equation. 1. 2CO(g)+O2(g)===2CO2(g) 2. N2(g)+O2(g)===2NO(g) 3. SbCl5(g)===SbCl3(g)+Cl2(g) 4. CO(g)+Cl2(g)===COCl2(g)
A mixture of 0.156 moles of C is reacted with 0.117 moles of O2 in a sealed 10.0L vessel at 500.K, producing a mixture of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO
when liquid water is put into an evacuated vessel at 25 celsius what is the sign of the change in enthalpy, entropy, free energy, and temperature for the system during this process?
Write a ratio that compares the rate of diffusion for carbon monoxide gas to the rate of diffusion of oxygen gas.
Why is it more difficult to precipitate cupric acetate (verdigris) than cupric carbonate hydroxide (malachite)
CCl4 dipole-dipole dispersion ion-dipole ion-ion (b) CsBr dipole-dipole dispersion ion-dipole ion-ion (c) BaCl2 dipole-dipole dispersion ion-dipole ion-ion
Show that the function si=x*e^(-ax^2) is an eigenfunction of the operator d^2/dx^2 - 4(a^2)(x^2). What is the eigenvalue.
Beta sheets are a type of secondary structure in proteins. A segment of a single chain in an antiparallel. sheet has a length of 172 Å . How many residues are in this segment
Solve an equilibrium problem (using an ICE table) to calculate the of each of the following solutions. 0.15 M HF, and a mixture that is 0.15 M in HF and 0.15 in NaF
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