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Which of the following enzymes catalyzes a group transfer reaction? A. hexokinase B. aconitase C. phosphoglycerate mutase D. malate dehydrogenase E. triose phosphate isomerase
Draw the structure of the compound identified by the following simulated 1H and 13C NMR spectra.
The amino acids found in proteins are all alpha-amino acids, but not all amino acids are alpha-amino acids. Suppose that a particular amino acid has alpha -, beta-, and gamma isomers. Which of the following will be the strongest acid
A 300.0cm^3 sample of the solution is then treated with excess HNO3 and boiled to remove all the dissolved gas. A total of 0.955 L of dry CO2 is collected at 298 K and 0.972 atm.
Draw a mechanism for each reaction which explains the results. All electron movement must be indicated by arrows.
a chemical engineering company forgot to coat the inside of a magnesium tank designed to hold hydrochloric acid. what would happen if this is a closed tank and how would you go about fixing the problem
Draw the skeletal structure of the major organic product resulting from the following reaction. (All hydrogen atoms are implied, but any deuterium isotopes must be shown where appropriate.)
For each of the following molecules, predict their geometry. State whether the compound is polar and if so, why
You are given an unknown (solid or solution) and told that it can be one of the other of the compounds in the pairs listed below. Describe a simple chemical test (Not a flame test) using only reagents from our chemistry kits that would enable you ..
A compound contains atoms of three elements X, Y and Z.The oxidation numbers are X +2, Y +5 & Z -2.formula ? How can we formulate formula of a ternary compound using their valency?
What volume of oxygen gas at 25 degrees Celcius and 1.00 atm is produced from the decomposition of 22.33 mL of a 30.0% (by mass) solution of hydrogen peroxide?
Use this mass and the dilution volumes to calculate the ACTUAL molarity of the sulfuric acid in the INITIAL solution.
Write the structures of the organic products that will be formed when methyl benzoate is treated with lithium aluminum hydride and the reaction mixture is worked up with aqueous acid.
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