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Calculate the wavelength in meters and the energy in joules associated with an NMR signal at 368 MHz. Given Planck constant h = 6.626 x 10-34 (Js); Speed of light c = λ?; c = 3x108 m/s.
A critical reaction in the production of energy to do work or drive chemical in biological systems is the hydrolysis of adenosine triphosphate, ATP to adenosine diphosphate ADP as described by ATP(aq) + H20(l) ----> ADP(aq) + HPO4^2- (aq)
Soggy french fries drenched in Vinegar, which is a 0.83M solution of acetic acid. If the acetic acid in vinegar is 0.47% dissociated, calculate Ka for acid. What is the pH of this solution
Explain a certain element has a melting point over 700 C and a density less than 2.00 g/cm3. Provide one possible identity for the element
What would be the equilibrium pH value of rainwater if atmospheric SO2 gas were its only dissolved constituent? Assume that the fugacity (activity) of SO2 gas in the atmosphere is 5 x 10-9 bar
Ionization involves completely removing an electron from an atom. What wavelength of light contains enough energy in a single photon to ionize a hydrogen atom
Define how you would go about testing the enzyme from ACME Enzyme Company for the hydrolytic activity and some significant features on the test system. Also speculate as to what could be the potential source of the enzyme.
Calculate the mass percent of a solution that is prepared by adding 40.0 g of rm NaOH to 408 g of {rm H_2O}.
Based on UNIX systems security model, the Linux security model is as rigid as the UNIX security model--and sometimes even more robust. In Linux, every file is owned by a user and a group user. Those users that are not the user owner and don't belong ..
Going off of what our teacher was saying about the concept that a system's attempt to establish equillibrium is the true driving force of all chemical processes.
Describe the mixture before it is centrifuged. Be specific using scientific words that aplly such as homogeneous or heterogeneous
Assume that an esterification reaction is done using 0.10 moles of a carboxylic acid and 1 moles of an alchohol. What is the theoretical yield (in moles) for the reaction. Explain.
Explain how these 20 amino acids are responsible for the billions of proteins that are used by the body?
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