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Why does ionization of a tertiary substrate proceed at a rate faster than that of a secondary substrate?
How would doubling the concentration of the nucleophile affect the rate of an SN1 reaction?
How can you tell which product will undergo SN1 or SN2 reaction?
A 3.9336 g mixture sample of BaCl2.2H2O (244.26g/mol) and KCl (74.55g/mol) was dissolved in water and diluted to 500.00 mL. A 25.00 mL of the solution is titrated with 0.1250 M AgNO3 with K2CrO4 as an indicator.
A student wished to prepare a Gringnard reagent from p-bromophenol. After working up the reaction mixture the student discovered the product was actually unreacted starting material. Explain why this experiment was unsuccessful.
an unknown amount of CO2 occupies a volume of 9.04 L at 25°C and 1.17 atm pressure. How many moles of CO2 are there in this sample?
the reaction rate does not change when [B] increases from 1 M to 2 M. Which of the following is the correct rate law for the reaction?
suppose you inject 25.0 ml of air into a vessel at 22.0 c which causes the pressure in the vessel to change by 0.30
When NEM is added to a solution of creatine kinase, Cys 278 is alkylated, but no other Cys residues in the protein are modified. What can you infer about the role of the Cys 278 residue based on this information
write a 200 word essay in any style and identify and discuss three key features associated with the combustion of
Determine how many moles of the ANION are present in this resulting solution If 4 moles of the ionic compound get dissolved in this reaction?
A 40.2 g sample of protein dissolved in a water to prepare a 250 ml solution shows an osomotic pressure of 2.42 torr at 27 ºC. Estimate the molar mass of the protein.
What is the pH of the buffer that results when 12.5 g of NaH2PO4 and 22.0 g Na2HPO4 are mixed and diluted with water to 0.500 L. The acid dissociation constants for phosphoric acid are
Extract a solute from 100 mL of water using only 300 mL of ether. The partition coefficient between ether and water is 3.0. Calculate q, the fraction of solute that would remain in the water under each of the following extraction conditions
Discuss the symmetry of cyclohexane chair conformation, half chair conformation, and boat conformation.
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