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Calculate the rotational constant B for H2(g)and D2(g)in unite of frequency. Rationalize the trend in rotational constant for these two molecule ,given the differ only in atomic mass.
Question- Why is it important to have methods like Gabriel synthesis, reduction of nitriles, reduction of amides and reductive amination to make specific primary, secondary and tertiary amines; that is Why can't we just use Sn2 reactions to make t..
a 0.1569-g sample of solid magnesium is burned in a bomb calorimeter that has a heat capacity of 1769 jdeg c. the
what is the ph of a solution prepared by mixing 50.00 ml of 0.10 m methylamine ch3nh2 with 20.00 ml of 0.10 m
Based upon what you know about acids and bases, and given that manganese will be reduced by sodium bisulfite, make a prediction about how the oxidation-reduction reaction will be affected by acidic
naturally occurring silver contains 107ag amu 106.91 and 109ag amu 108.90 with mass percentages of 51.840 and 48.160
The pKa values for the three ionizable groups on tyrosine are pka (-COOH)= 2.2, pKa (-NH3+)= 9.11 as well as pKa (-R)= 10.07. In which pH ranges will this amino acid have the greatest buffering capacity
What product is formed when 5-chloro-1-methylcyclohexene is reduced with a Pt catalyst and H2? a) 1-chloro-5-methylcyclohexane b) 1-chloro-3-methylcyclohexane c) 5-chloro-1-methylcyclohexane d) 3-chloro-1-methylcyclohexane e) None of the above
Explain what is the mass of the solid NH4Cl formed when 76.0 g of NH3 are mixed with an equal mass of HCl
A helium tank contains 25.2 leters of helium at 8.4 atm pressure. Determine how many 1.5-L balloons at 755 mm Hg can be inflated with the gas in the tank, assuming that the tank will also have to contain He at 755 mm Hg after the balloons are ..
What is the total pressure in a 10.0 L container that contains 0.56 g of SF6, 2.3 g of NO, and 1.23 X 10^23 g of Co molecules at 300K
Determine the concentration of the HCL solution from the data for the standardization of the HCl with the Na2CO3 Na2CO3 had 0.0826 grams in 25ml of water Initial volume of HCl
Titration of an oxalate sample gave the following percentages of percent oxalate: 12.28%, 12.54%, and 12.24%. Calculate the average and the standard deviation
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