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What is the number of H's per signal and the splitting for each signal for 2 chloropropane in an NMR?
Predict the NMR signals in the molecule and the number of hydrogens and the spilt of each hydrogen signal(triplet, doublet etc) for the molecule
Draw the bondline structures of the isomers of this compound in the manner requested: Its diastereomer C, its optically active isomer D.
The enthalpy of fusion of methanol (CH3OH) is 3.16 kJ/mol. How much heat would be absorbed or released upon freezing 25.6 grams of methanol?
The half-equivalence point of a titration occurs half way to the end point, where half of the analyte has reacted to form its conjugate, and the other half still remains unreacted
The concentration of Mg2+ in seawater is 0.052 M. At what pH will 74% of the Mg2+ be precipitated as the hydroxide salt? [Ksp for Mg(OH)2 = 8.9* 10-12.]
Cobalt was used as an internal standard to analyze a sample of titanium with atomic absorption spectroscopy. A mixture was prepared by combining a 4.50 mL Ti solution of unknown concentration with 2.00 mL of a 10.5 micrograms/mL solution of Co
The dipole moment (h-BR) of (a polar covalent molecule) is 0.82 (debye), and its percent ionic character is 12.1. Estimate the bond length of the bond in picometers.
how many liters of O2 can be made from 342 g H2O2 if the density of O2 is 1.428 g/L?
determine the expression for the rate of the reation in terms of the change in concetration of each of the reatants and products.
how much heat (in KJ) is required to warm 10g of ice, initially at -10 degree celsius, to steam 110 degree celsius?
Two volatile liquids (A and B) form an ideal mixture at 300.0K which just begins to boil at a pressure of 0.3000 atm. The vapor pressure of pure component A is 0.5000 atm and the vapor pressure of pure component B is 0.2000 atm
A 4.05 g sample of a compound containing only C, H, and O was burned completely. The only combustion products were 10.942 g CO2 and 4.476 g H2O. What is the empirical formula of the compound.
Carbon and silicon belong to the same group and are known to have similar properties. Do you think that silicon can replace the role that carbon
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