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1) Why is DNA classified as a polymer? What are the monomers? (2) What force holds together the strands of DNA? Why would covalent bonding be problematic? You must provide sufficient detail in your answer and incorporate information from the course materials to receive credit.
Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 49. g of butane is mixed with 150. g of oxygen. Calculate the maximum mass of water that could be produced by the chemical reaction.
Use condensed structures to illustrate the 3 possible charged species and the one neurtral species that can exist in aqueous environments for the polar acidic acid of your choice. Indicate which conditions are present in each of the four drawings.
Explain which compound will have the larger Rf value on a SiO2 TLC plate using 10% ethyl acetate/hexane as eluent 3-decanone or 3-decanol, toluene or benzoic acid as well as cyclooctane or cyclooctanone. Why
Assume that sucrose is a molecular solid and does not ionize when it dissolves in water. Kf values are given here.
The Ksp of AgCrO4 is 1.9 x 10^-12. Calculate the molar solubility (in mol/L) of Ag2CrO4 in 0.1 M AgNO3.
1)Based on the default rules that appear in the Executable Rules folder, which programs can a typical user run on a Windows 8 workstation? Which programs can members of the Administrators group run?
You are holding two helium balloons (each is identical) a large and a small balloon. How do the pressures of helium compare
a compound contains 10.13 c and 89.87 cl by mass. determine both the empirical formula and the molecular formula of the
along with chemical shift arguments and resonance theory, assign all of the peaks in the 1H and 13C NMR spectra of 4-propoxybenzaldehyde. Briefly explain you reasoning.
The specific heat capacity of nickel from these experimental data is calculated to be 0.429J/goC Calculate the molar heat capacity of Ni in J / mol oC, to 3 significant figures
Calculate change in E, q, w, and change in H and the final temp if the expansion is carried out according to each of the following paths:
describe a working voltaic cell that incorporates a standard nickel half-cell and that has a net cell potential greater than 1 V. Include: 1. balanced equations and Enet calculations
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