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Natural polymers that have an animal origin contain proteins that are composed of amino acids. Two specific amino acids (methionnc and cysteine) produce what two toxic gases, upon decomposition and combustion?
Define Both (E) - and (Z)-2-chlorobutenedioic acids dehydrochlorinate to give acetylene dicarboxylic acid. Explain the Z acid reacts about 50 times faster than the E acid.
Draw the product of the following reaction between propanoyl chloride and p-methoxynitrobenzene. Include all formal charges.
You have successfully purified a protein to homogeneity. From gel permeation chromatography studies, you determine that the protein has a molecular weight for 235,000 daltons.
Question- It takes 52.0J to raise the temperature of an 8.60g piece of unknown metal from 13.0 C to 24.0 C. What is the specific heat for the metal
A newly isolated protein was found to contain 0.493% histidine upon amino acid analysis. What is the minimum molecular weight for the protein (assuming only one His residue per protein molecule)
The commercial synthesis of adipic acid involves the oxidation of cyclohexanol with nitric acid. List the hazards involved with this process, and briefly comment on both the environmental impact and personal exposure issues associated with the com..
What is uncertainly in meters in the position of a helium atom if the uncertainty in its velocity is 1%
A mixture is formed from 5.0 mol of liquid benzene and 5.0 mol of liquid toluene at 25 oC and 1 atm. Assume that the mixture is ideal. Use ?Gof (benzene,l) = 90.0 kJ/mol, ?Gof (toluene,l) = 100.0 kJ/mol,
A sample of 45.0 mg a perfect gas fills a volume of 320.0 cm^3 at a pressure of 256Torr and at a temperature of 298 K. Determine the molar mass of such a gas based on the above data and assuming perfect gas behavior.
A gas cylinder with a movable piston initially contains .25 moles of neon in a 5 L. If .5 moles of helium are added to this gas cylinder, what will be the final volume
Compute the heat capacity of the calorimeter in J/K assuming that no heat leaks or out of the calorimeter.
A 25.00 mL sample of a sodium hypoclorite liquid bleach is placed in a 250 mL volumetric flask and diluted to the mark. A 25.00 mL aliquot of this solution is placed in a 250 mL Erlenmeyer flask.
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