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What is the wavelength, in nm, associated with a 2000. kg truck traveling at a speed of 20 m/s, that is, considering the truck to be a "matter" wave?
A. 2.65*10^-29nmB. 6.02*10^-29nmC. 1.65*10^-29nmD. 7.50*10^3nmE. 1.33*10^-29nm
Calculate [H+], pH, [OH-] and pOH in a solution in which lactic acid, HC3H5O3, concentration is 0.250 M and the lactate ion concentration is 0.125 M.
NaOH is slowly added to a solution that is 0.067M in Cu2+ and 0.138M in Fe3+. Which compound will precipitate first
Use the van der Waals equation of state to calculate the pressure of 4.00 mol of NH3 at 455 K in a 5.90-L vessel.
how many liters of o2 can be made from 342g H2o2 if the density of o2 is 1.428g.
a explain the general idea of the lcao-mo method.b what is the minimal set of functions necessary to describe water in
The solubility of magnesium fluoride, MgF2, in water is 0.016 g/L. What is the solubility (in grams per liter) of magnesium fluoride in 0.013 M sodium fluoride, NaF
For the cell reaction: Cu(s) + 2Fe3+ ? 2Fe2+ + Cu2+ Ecell° = 0.33 V What is the value of the equilibrium constant at 25°C for the cell reaction
The oxygen atom (with its 2s orbital) forms a s bond with one of the three sp2 hybrid orbitals of the carbon atom; the two hydrogen atoms (with their 1s orbitals) each form a s bond with one of the three sp2 hybrid orbitals of the carbon atom.
Draw stereochemical projections for the products of bromine addition to maleic acid and fumaric acid (cis and trans HOOCCH=CHCOOH, respectively) assuming that bromine adds to these compounds the same way it does to cinnamic acid.
Alloxanic acid(C4H4N2O5,6.40g,),sodium alloxanate(5.46g) were dissolved in 250.0mL of water. Calculate moles of alloxanic acid dissolved.
the following reaction is carried out in a closed vessel.2 nog cl2g ---gt 2 noclgif the partial pressure of no is
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..
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