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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
What is the equilibrium partial pressure of N2O4? (atm) (b) Calculate the value of Kp for the reaction. (c) Calculate the value of Kc for the reaction.
Mercury-205 has how many protons, neutrons, electrons, and electrons in the 1st quantum shell and in the compound BCl3 which is the more electronegative element?
Water is added to 25.0 mL of a 0.776 M KNO3 solution until the volume of the solution is exactly 500 mL. What is the concentration of the final solution.
A japanese car is advertised as having a gas mileage of 15 km/L. Convert this rating to miles per gallon.
A certain wavelength is 1100 nm. What is the energy for a mol of photons (J/mol) with this wavelength
which molecular species listed would be necessary for the formation of pentanol from the reaction of 4-methyl-2-pentene with sulfuric acid and water as the solvent
The activation energy of a certain reaction is 44.8 kj/mol. At 20 degree celcius , the rate constant is0.0130s^-1 . At what temperature would this reaction go twice as fast
A sample mixture of CH4 and C2H6 weighing 0.732 g burned to give 2.064 g CO2. What is the mass of CH4 in the mixture.
some hypothetical reactions are given as 2 a2dg ---gt 2 a2g d2gnbsp a2b3g ---gt 2 ag 3 bgnbsp ag b2g ---gt ab2g 5 bg
Briefly explain why you would expect benzoic acid to be soluble in the two solvents water and dicloromethane
what maximum volume of a buffer with a ph=4.58 can be prepared using only these two resources?
Write the balanced equation for the ionization of the weak base pyridine, C5H5N, in water, H2O. Phases, such as (aq) or (l), are optional.
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