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Explain how many molecules of carbon dioxide and water are the products of oxidation of leucine? Specify the amount for each not just the total
carried through the analysis, the error in determining the analyte is +6.3%. (a) Determine the appartent recovery for the analyte if R1=0. (b) deter,ome the apparent recovery for the interferent if Ra=1.
A mole of photons in the blue visible region of the electromagnetic spectrum has an energy of 2.54 × 10 2 kJ/mol, calculate the frequency in s-1 of the photon.
What hydroxide concentration is required to, from a 2.50 X 10- 2 M solution of AliS04h, lower the AI3+ concentration in the foregoing solution to 2.00 X 10- 7 M
For each of the reactions, calculate the mass (in grams) of the product formed when 15.51g of the underlined-?vAssume that there is more than enough of the other reactant.
0.4647g sample of a compound known to contain only carbon, hydrogen and oxygen was burned to yield 0.8635g of CO2 and 0.1767g of H2O. What is the empirical formula of the compound
Write the structural formula of the main organic product for the following reaction between an alcohol, tosyl chloride, and then a nucleophile (nucleophile is CH3CH2CH2S-)
Does 1,3-cyclohexanediol contain any stereocenters? If so, mark them then determine how many different stereoisomers exist. Draw Fischer projections for all unique stereoisomers and identify the sets of enantiomers and diastereomers.
Data: SO2(g) + 1/2O2(g) => SO3(g) ?H = -99kJ Use the data above to calculate the standard enthalpy change for the reaction below. Reaction: 2SO3(g) => O2(g) + 2SO2(g) H
The rate constant (k) for a reaction was measured as a function of temperature. A plot of ln k versus 1/T (in K) is linear and has a slope of -7445 K. Calculate the activation energy for the reaction
CaCN2 + 3H2O -> CaCO3 + 2NH3 . How much NH3 is produced if 187 g of CaCO3 are produced?
Construct a table that shows the relationship among the group number, valence electrons lost or gained and the formula metallic
A. When dissolved solute and undissolved solute exist in equilibrium with each other in a solution, that solution is said to be "supersaturated".
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