Questions asked by Professor Sam

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• Someone would be kind enough to help me with this exercise: `2"SO"_3(g) -> 2"SO"_2(g) + "O"_2(g)` ?
  
• Please help me with ?
  
• Any reasonable theory for creation of dark matter to creation of big bang and also write the relation between dark matter and dark energy???
  
• Why is `ZnCl_2` is an acid though it does not have a `H^+` or a `OH^-`?
  
• What is `K_a` of `"ZnCl"_2` ?
  
• What is the Ka of an acid of 6M which has a pH of 2.5 at 277.5K ?
  
• How can we convert `DeltaH_f^@` at 298K to `DeltaH_f^@` at different temperatures ?? Also tell how to convert bond energy at 298K to bond energy at different temperature
  
• Can we become anonymous in socratic org just like in yahoo answers??
  
• What is the `DeltaH_f^@` of liquid water ? Show calculation with bond energies
  
• How can we extract vinegar or acetic acid from coconut water?
  
• Are chemical equation balancer on internet true?
  
• What is the Ksp and Kf of `Zn(H_2O)_6` ?
  
• What is the freezing point of a 1molal and 0.432molal `Zn(H2O)_6 ^(+2)`?
  
• The logarithm of hydrolysis constant, K1,-1, for the removal of one proton from an aqua ion [M(H2O)n]z+ - H+ ⇌ [M(H2O)n-1(OH)](z-1)+ [ [M(OH)]{(z-1)+ ] = K1,-1 [Mz+] [H+] −1 shows a linear relationship with the ratio of charge to M-O distance,z/d where?
  
• When zinc chloride is dissolved in water many complexes are formed. How many complexes are formed and what are they ? What is the complex which has the largest Ka?
  
• What is the chemical formula when zinc chloride is dissolved in water and forms tetrahedral chloro aqua complexes where the reduction in coordination number from 6 to 4 further reduces the strength of the O-H bonds in the solvated water molecules ?
  
• When you delete a message after sending it to someone ,is the message visible to the person whom we send the message ?
  
• Why is unit conversions in chemistry category and not in some other subject? like converting mm to cm.These are not a part of chemistry though.......
  
• Is there any probability that dark matter is either made of 3 neutrons bound together or it can be neutronium?
  
• How much energy is required to release one photon?
  
• What is the electricity required to produce 1 photon,red photon and blue photon?
  
• Time travels faster than light. Light has a mass of 0 and according to Einstein nothing can move faster than light if it doesn't have its weight as 0. Then why does time travel faster than light?
  
• Only we can calculate the energy emitted when `n_x rarr n_t`only in the hydrogen atom not in any other atom. When will be the new equation which can apply to all atoms found in the future?????
  
• What is the easiest way to prepare `C_36H_46O_5` ?
  
• How to calculate the potential energy of an electron in the `"nth"` shell (also take example `"n=3"` shell) of a copper atom using the Hartree Fock Theory? Also calculate its kinetic energy
  
• Calculate the amount of energy not used to produce electricity when a photon of wavelength `1*10^-12m` hits sodium metal which has a work function of 2.3eV?
  
• What are the steps to recognize this liquid substance?
  
• `NH_4OH + HCl(aq) = NH_4Cl(aq) + H_2O(l)` no significant change can be noticed How to make sure that a reaction is really taking place ?
  
• I accidentally mixed CaOH, potassium permanganate, HCl, HNO3, NH4Cl, CuSO4, NaOH, NaHCO3. and a green liquid with yellow bubbles and a deep blue substance was formed. I want to know the reactions that actually happened and what are the substances?
  
• How to decide which hydrogen would be the leaving group in compounds such as bicyclo[3.3.1]nonane?More specifically why does the bromine substitution occur at the hydrogen attached to the bridgehead and not the other hydrogens attached to the carbons .
  
• Give examples of some reactions whose mechanism is unknown or the mechanism changes every time ?
  
• Can ferric(3) oxide or ferric(3) acetate be substituted with ferric(3) chloride for phenol test ?
  
• Why does brom o- 1 butene and bromo 2 butene undergo resonance?
  
• Why does brom o- 1 butene and bromo 2 butene undergo resonance?
  
• Can the Uncertainty Principle equation be derived from the Schrodinger equation? Kindly show all steps?
  
• How to find the auxillary equation and the final solution for `(d^2Phi)/(dphi^2) + BPhi = 0` assuming `Phi = e^(im_lphi)`?
  
• The differential equation is `(dphi)/dx+kphi=0` where `k=(8pi^2mE)/h^2`E,m,h are constants.Find what is `(h/(4pi))` If `m*v * x ~~(h/(4pi))`?
  
• Schrodinger equation in 1 dimension Question details in the image?
  
• How can one describe the `Deltap " and " Deltax` in respect to the Schrodinger Equation?
  
• If there is a hydrogen atom in vacuum,will the momentum of the electron will be constant or not ?Why will it change
  
• `(del^2Psi)/(delx^2) + (8pi^2m)/(h^2)(1/2mv^2)Psi = 0` Find `xmv` ?
  
• `psi(x) = 1/(sqrt(2pibarh))intPhi(p)e^(1/hpx)dp` Is `Phi = e^(im_lphi)`?
  
• What will the potential energy of an electron in a atmosphere of 71% `N_2` and 21% `O_2` and 4%co2 and 4 percent water vapour?
  
• Find `j(x)`. What type of wave this is describing?
  
• Compute `hatP^2` and is `hatP` idempotent?
  
• Compute normalization constant A if `n=1`?
  
• If `hatT_L` is the translation operator ,which acts on a function like this `hatT_Lf(x) = f(x-L)` and `hatx`which acts on `hatxf(x)=xf(x)` then prove `[hatT_L ,hatx]= -LT_L` ? Also how will translation operator act on the fourier transform of `f(x)`
  
• Use the a) and b) to prove `hatT_L = e^(LhatD)` `(a)[hatT_L,hatD]=0` `(b)[hatx,hatT_L]=-LhatT_L` ?
  
• `psi_A(x,0) = sqrt(1/6)phi_0(x) + sqrt(1/3)phi_1(x) + sqrt(1/2)phi_2(x)` Calculate the expectation value `<E>` at any later time t=`t_1`, `phi_n` are energy eigenfunctions of the infinite potential well .Write the answer in terms of `E_0`?
  
• `psi_A(x,0) = sqrt(1/6)phi_0(x) + sqrt(1/3)phi_1(x) + sqrt(1/2)phi_2(x)`? More questions
  
• `Psi(x,t) = sqrt(1/L)sin((pix)/L) e^-(iomega_1t ) + sqrt(1/L)sin((2pix)/L) e^-(iomega_2t )`new question?
  
• A particle of mass m in a harmonic oscillator potential `V(x)=(momega_0^2)/(2)x^2` has an initial `psi(x,0)=1/(sqrt2)[phi_0(x) + iphi_1(x)]` where `phi_n` are the normalized eigenstates for harmonic oscillator?
  
• If `psi=A(x)e^(itheta(x))`where `A(x) and theta(x)` are real functions prove that the probability current `J(x,t) = |A(x)|^2(ℏ/m)d/(dx)(theta(x))`.?
  
• How do I find the eigenvalues for the finite potential well of width 2L?
  
• How do I plot the energy eigenvalues and wave function solutions of a delta function double potential well with `V(chi) = -alpha(delta(chi+L)+delta(chi-L))`?
  
• How to plot the transmission coefficient as a function of `E//V_0`?
  
• Let `phi_n` be the properly-normalized nth energy eigenfunction of the harmonic oscillator, and let `psi = hatahata^(†)phi_n`. What is `psi` equal to ?