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The plate height H is found to be 0.010 cm for a particular amino acid in an ion exchange chromatography column. What is the peak width after the amino acid has migrated 100 cm?
For the p-block elements, why are the d-orbitals not involved in the bonding process? But why are the d-orbitals involved in the bonding
Assume that the coffee has the same density, 0.997 g/mL, and specific heat capacity, 4.184 \rm J/(g\K), as water over this temperature range. I got 1.64 x 10^20 photons for my answer, but i keep getting told that x 10 is not supposed to be in the ..
A 5.0 mL sample of vinegar was titrated with 7.2 mL of 0.55 M NaOH(aq). If the density of the vinegar solution is 1.00 g/mL, what is the mass percent of acetic acid present?
If the solution has the same density and specific heat as water, what is ?H for this reaction (per mole of H2O produced)? Assume that the total volume is the sum of the individual volumes.
Which thermodynamic factor is the most significant in accounting for the fact that phophoric acid is a weak acid? why? Please make sure it is answered completely and explained so I can learn how to do it.
Determine which ion will precipitate first and at what concentration of sulfate ion will the first precipitate begin to form?
Calculate the energy of a photon emitted when an electron in a hydrogen atom undergoes a transition
Why are we being so careful to eliminate moisture from the reaction vessel, solvent, etc? What is the reaction that will occur if water is present?
Calculate the standard emf of a cell that uses the Mg/Mg2+ and Cu/Cu2+ half cell reactions at 25 deg C. What is the equation for the cell reaction that occurs under standard-state conditions?
the total pressure of the system is found to be 4.50 atm At 700 degrees celsius. compute the equilibrium partial pressures of carbon dioxide and carbon monoxide if the equilbrium constant Kp = 1.52,
write the skeleton equation representing the heating of magnesium carbonate to produce solid mangnesium oxide and carbon dioxide gas.
What is the molarity of a solution that is 7.00% by mass magnesium sulfate and has a density of 1.071.
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