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Problem- Calculate the energy separations in joules between the levels of an electron in a box of length 1 nm. Comment on your result.
(a) n = 1 and n = 2(b) n = 21 and n = 22
Explain the steps included in computation of energy separation
If a small amount of the unknown solute fails to dissolve in the lauric acid will the molar mass that you compute for unknown solute is too high or too low. Explain.
a reaction happens at two different temperatures. at the higher temperature the reaction takes 25 seconds and at the
write the balance the eguation fot the neutralization reaction between H2 SO4 KCH
how much energy is required to convert water at 30 gc and at atmospheric pressure to saturated steam at 169.06 kpa and
Classify the following as exothermic or endothermic reactions: a) The energy level of products is lower than that of the reactant. b) In the body, the synthesis of proteins requires energy. c) 125kJ is absorbed.
Calculate the molar solubility of CaCO3 ( Ksp = 4.5*10-9) neglecting the acid-base character
Calculate the equilibrium constant for the reaction that occurs when nitric acid is added to the buffer HA
Whether a reaction will proceed via an SN1 or an SN2 process depends on: Answer the structure of the reactants the structure of the products the reaction conditions all of the above a and c
Formic acid, shown below, is a monoprotic acid, circle the acidic hydrogen. write the formula of the conjugate base after the acidic hydrogen is lost?
A 1M soultion of sodium benzoate has a ph of 9.11. what is the value of Ka that would be calculated for benzoic acid based upon this measurement
Calculate the volume change associated with the adiabatic expansion b) Calculate the heat flow, work and entropy
calculate the pressure change needed to completely hydrogenate this substance at room temperature and 50 degrees celcius.
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