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Use Coulomb's law to calculate the ionization energy in kJ/mol of an atom composed of a proton and an electron separated by 203.00 pm
Draw the enantiomer of proline which would give rise to the absolute stereochemistry and draw a proposed catalytic cycle for the transformation and how does the catalyst activate the substrate
Your job is to use the stock solution to prepare 4 solutions with concentrations of 10 ppm, 5 ppm 2.5 ppm and 1.0 ppm. Describe how you would make these four solutions and show all calculations.
what is the pH of a Tris buffer (pka 8.1) prepared by adding 20 mL of 1M HCl to 100mL of a solution of 0.3M Tris
an empty vial has a mass of 67.77 g. if the vial has a mass of 244.56 g when completely filled with liquid carbon
In an electrolysis experiment a current of 0.10 A flows through a solution of conductivity k= 0.010?^-1 and cross sectional area 10 cm^2. Find the electric field strength in the solution.
the anharmonicity constant is 117.90 cm^-1. Calculate the frequency at which the Q branch for the first overtone will be found.?
Many gaseous reactions occur in a car engine and exhaust system. One of the reactions is NO2(g)+CO(g)-->NO(g)+CO2(g). Given the following information determine the overall rate order. Rate=K[NO2]^m [CO]^n
When 20.6 gm of methane and 39.7 gm of chlorine gas undergo a reaction that has a 73.3 % yield. What mass of CH3Cl forms. Hydrogen chloride also forms.
what is the proper technique to measure the temperature of a liquid in a beaker with a thermometer?
assuming complete dissociation of the solute how many grams of kno3 must be added to 275 ml of water to produce a
why is it important to standardize NaOH solution instead of taking an accurate and diluting it in a volumetric
The cell potential of the following electrochemical cell depends on the gold concentration in the cathode half-cell- Pt(s)[H2(g, 1atm)][H+(aq, 1.0M)][A^3+(aq,?M)]Au(s)
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