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Problem- Does the epoxidation of trans-2-hexene produce a single enantiomer, meso compound, or racemic mixture? Explain your reasoning and show the mechanism for the reaction of trans-2-hexene with MCBPA.
Please illustrate work as well as walk me during the problem so that I can follow and understand it.
Question- A compound of C, H, and O was burned in oxygen, and 1.000 g of the compound produced 1.418 g CO2 and .871 g H2O. In another experiment, .1103 g of the compound was dissolved in 45.0 g of water. This solution had a freezing point of -.073..
Write the Henderson-Hasselbalch equation for a solution of propanoic acid (CH3CH2CO2H, pKa = 4.874 ) using HA and A- in the expression. Using this equation, calculate the quotient [A-]/[HA] at A) pH 4.56 B) pH 4.874 C) pH 5.40.
Problem- Calculate the heat of reaction for the reaction of carbon suboxide with water to form malonic acid (HO2CCH2CO2H). Note- Each end of malonic acid has a carbon double bonded to oxygen and bonded to a hydroxide.
What is its speed in cm/sec? (b) How far in meters would it travel in 2.00 days? (c) If a snail weighs 2.00 grams, how many snails would it take to make a firkin at sea level?
Describe the expected results of the following tests or reagents on the sphingolipid N-palmitoyl-D-sphingomyelin
Explain when baking soda is added to vinegar, the resulting reaction produces a tremendous amount of gas. Write this equation for the reaction of NaHCO3(s) with HC2H3O2 (aq). Contain phase symbols.
Problem- Every alpha amino acid has at least two possible sites for acid/base reactivity: the carboxylic acid site (pKa approx 2) and the amino site (pKa 9-10). Which amino acids have a third group that can undergo acid/base chemistry
Problem- A 250 ml buffer solution is 0.250 M in acetic acid and 0.250 M in sodium acetate. What is the initial pH and what is the pH after the addition of 0.0050 HCL. What is the pH after the addition of 0.0050 NaOH
The ratio of effusion of an unknown gas is measured to be 24.0ml/min. Under the same conditions, the rate of effusion of pure methane gas is 47.8ml/min. What is the unknown gas?
for the equation below identify the substance oxidized the substance reduced the oxidizing and reducing agent and write
Make a Born-Haber cycle for the formation of Li3N. Presume that the lattice energy is 4266kJ/mol and the heat of formation is -195.5 kJ/mol. Show me an example with estimated Ionization Energies
What is the ground state electron configuration for the boron atom? What term symbols can arise from this electron configuration?
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