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The infrared spectrum of 1H35Cl shows the ν = 0 to ν = 1 transition at 2991 cm-1. Determine the vibrational force constant for this HCl molecule. The atomic mass of 1H is 1.0078 amu, and the atomic mass of 35Cl is 34.969 amu.
Problem- Consider a solution made by mixing HCN (Ka = 6.2 x10-10) with HC2H3O2 (Ka = 1.8 x10-5) in aqueous solution. What are the major species in solution
If we add CO2 to increase its concentration to 0.450mol/L, what will the concentrations of all the gases be when equilibrium is reestablished
You already have a solution that contains 10 (millimoles) of acetic acid. How many millimoles of acetate (the conjugate base of acetic acid) will you need to add to this solution? The pKa of acetic acid is 4.74.
when a mixture of 13.5 grams of c2h2 and 13.5 grams of o2 isignited the combustion produces co2 and h2o. write a
When 25 mL of a 90 mL stock solution containing 2.15 M Pb(ClO3)2 is diluted to 33 mL, what is the concentration of ClO3- in the new solution
What is the theoretical yield of ammonia in grams that can be prepared from 41.0 g of nitrogen and excess hydrogen
Trying to compare two samples explain how can you tell which one benefited the most from crystallization
The addition of bromine to ethene in the presence of high concentration of chloride ion in an inert solvent results in the formation of 1,2-dibromoethane and 1-bromo-2-chloroethane. No 1,2-dichloroethane is obtained. Explain above experimental fac..
Oxygen is prepared by heating potassium chlorate with manganese dioxide as a catalyst. 2KClO(*3*)(S)?2KCl(S)+30(*2*)(g) How many grams of oxygen would be obtained from 1.500g of potassium chlorate
Alkynes have the general molecular formula CnH2n-2. Thus, when n = 2, the alkyne is C2H2, etc. If an alkyne has a molecular mass between 75 and 85, this alkyne is
The density of germanium is 5.325g/cm3. If you made a 5nm quantum dot of germanium, Explain how many Ge atoms would it contain. Presume the dot is spherical.
An unknown solution of ethanol was titrated with 25.0ml of .02M solution of potassium dichromate in sulfuric acid in sulfuric acid. Determine the mass (in grams) of ethanol in the unknown sample
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