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2NOCL (g) ↔ 2NO(g) + Cl2(g) at the 308 K is 1.6 x 10 -5 at this temperature, does the reaction favor products or reactions?Determine Kp for this reaction at this temperature.
Determine the fractional speciation of H2PO3- in a phosphoric acid solution brought to pH 7.70 by addition of NaOH. Does anyone have a crib sheet that translates the 7th edition?
Determine the pH of a solution prepared by the addition of 0.1 ml of 0.5M NaOH to 50.0ml of "pure" water. Calculate the percent yield if 86 mol of MnO2 and 4.82 kg of HCl react and produce 1.098kg
Determine the mass of 0.100M HCl solution neutralizable and compare it to 44times the mass of the Rolaids tablet (the mass implied by "neutralizes 47 times its own weight in excess stomach acid").
The solubility of AgCl in the water is 1.91x10-4 M at 100°C and 3.97x10-6 M at 0°C. Estimate Ksp for AgCl at each temperature, determine ΔH°,ΔS°, and ΔG° at the
Explain what would be the pH of a solution prepared by combining the equal quantities of Na2HPO4 and NaH2PO4? Explain with an equation.
When the penta peptide below is heated first with2,4-dinitrofluorobenzene (and base) and then subjected to acidic hydrolysis which amino acid will bear the dinitrophenyl group? Leu Val Gly Phe Ile
At 39 degrees C the solid iodine has a vapor pressure of 1.0 mm HG. Determine the numbers of moles of Iodine will sublime into a 500 ml flask at this temperature?
Which of the following does not involve the interaction of molecules with the electromagnetic energy? determine the nature of the conjugated pi electron.
If the smallest time change which can be reliably detected is 1.0 s, determine the smallest change in average temperature which can be measured?
A resistor of 1.00 Ω is joined in series having a 10.0mH inductor, a 30V battery and an open switch. At time t-0, the switch is all of a sudden closed. a) Determine the maximum current in the
The following questions pertain to the charting of NMR spectra. MATCH a term to each description below. Place the letter of the term in the blank to the left of the description.
A long wire is identified to encompass a radius greater than 5.7 mm and to carry a current which is uniformly distributed over its cross section. The magnitude of magnetic field due to that current
Determine the next time after t = 3T/8 when the electric and magnetic energies again are equivalent?
Magnetic resonance imaging requires a magnetic field strength of 1.5 T. The solenoid is 1.8 m long and 75 cm in diameter. It is tightly wound having a single layer of 1.90-mm diameter superconducti
A rattle-back is a semi-ellipsoidal top that will spin on its axis in a preferred direction. However, when spun in the opposite direction, it becomes unstable. Explain why does the rattleback tend t
If the base sequence along a segment of DNA were G-C-C-A-T explain what would be the base sequence of messenger RNA synthesized from this sequence?
In a double slit experiment having two slits of width 1.0 um spaced 4um apart, assume a beam of protons is incident on the slits after being accelerated from rest via a potential difference of aroun
Determine the atomic mass of this isotope when the actual mass of one atom of an unknown isotope is 2.18*10 to the power of negative 22 grams.
i) Knowing that the index refraction for water is around 1.33 and that the water level in the pool is precisely 4.0 meters, determine how far is the key from the edge of the pool? ii) Determine the
Ammonia, NH3 is a Base. Use the Lewis definition of a base to discuss why NH3 would be classified as base? Also, using general neutralization determine the reactants and describe the products?
If a student mixed 100g of NaOH and 100g of HCl in the 500mL of water to attempt to do a neutralization reaction and proceeded to drink the solution, assuming it had be neutralized to just
Calculate the general name for this category of elements when the observation that a solid is colorless allows you to suggest that a broad category of elements is probably not present in this solid
Discuss why does the pH affect the solubility of Ag2SO4 significantly but not that of AgBr? Determine the balanced equation?
A typical Global Positioning System (GPS) satellite orbits at an altitude of 2.30 x 107 m. (i) Determine the orbital period of such a satellite.