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Subsequent to cleavage of the bond between Arg-15 and Ile-16, Ile-16 forms a salt bridge with Asp-194. Highlight the functional groups that participate in the salt bridge. Highlight merely the atoms of the functional groups.
A groundwater sample is taken from a geologic formation containing various carbonate minerals (e.g., CaCO3, MgCO3, CaCO3•MgCO3, etc.) without exposing the water sample to the atmosphere.
Strontium 90, radioactive isotope, is a main product of an atomic bomb explosion. It has a half-life of 28.1 yr. (a) Compute the first-order rate constant for the nuclear decay.
Calculate the change in pH when 9.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq).
Why is the difference in names between HCN,hydrogen cyanide and KH,potassium hydride
Alpha helices are a type of secondary structure in proteins. What is the length of a 23-kDa single-stranded ?-helical protein segment
Which response gives all of the members of the following list that are basic salts and none that are not basic salts?
a sample of nitrogen gas is collected over water at a temperature of 20 degrees celcius and a pressure of 1.00 atm. the
While solutions of cobalt chloride as well as carbonic acid react which of the following terms will be present in the net ionic equation
Lithium hydrogen carbonate decomposes by heat; the reaction is represented by the balanced equation: 2LiHCO3 (s) --------> Li2CO3(s) + CO2(g) + H20 (g)
The second order reaction for the breakdown of nitric oxide to its elements has the rate constants of 0.0796 L/mol-s at 737 C and 0.0815 L/mol-s at 947 C. What is the activation energy of this reaction?
An aqueous solution of NaNO3 is 22.0% NaNO3 by mass. The density of the solution is 1.127 g/mL. Calculate the molality, the molarity and the mole fraction of NaNO3.
What is the pH of 1.0 x 10^-4 M phenol where ka = 1.3 x 10^-10? This is a weak acid under dilute conditions. You need to take into account water self-dissociation to find the hydronium concentration.
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