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A hydrogen atom has its electron in the n = 2 state.
(a) How much energy would have to be absorbed by the atom for it to become ionized from this level?
_____________ eV
(b) What is the frequency of the photon that could produce this result?
_____________ Hz
considering the given reaction 6lisn2g yields 2 li3ns detrmine what mass of lithium in g is needed to react completely
The inert pair effect is observed for : A) Group IIIA and Group IVA elements B) Group IVA elements C) Group IIIA elements D) group IIA elements E) group IA elements
the signs of the unsquared wave functions are usually shown in plots of the squared functions. why is this so
write the chemical equation for the reaction that occurs when you add NaOH solution to a CH3CO2H/NaCH3CO2 buffer solution
the density of liquid octane, H8H18, is 0.7025g/ml. if 1.00ml of liquid octane is vaporized at 100 degrees 100'c and 725 torr, what volume does the vapor occupy?
It takes 78.2 J of energy to raise the temperature of 45.6 g of lead by 13.3 oC. What is the specific heat capacity of Pb? What is the molar heat capacity of Pb.
How many silver atoms are in a single nanoprisms with an edge length of 45nm and a length of 5 nm. the density is 10.5 g/cm3
Determine the mass of H 2 O in the flask and it's the true volume at 20° C?(at 20°C the Density g/mL=0.9982071,20°C the volume of 1g of water (mL) corrected for buoyancy is 1.0029 )
Most electrical energy in the United States is generated in large-scale power cycles through conversion of thermal energy to mechanical energy, which is then converted to electrical energy
A 2.00-L flask is filled with propane gas (C3H8) at 1.00 atm and -15.0 degree C. What is the mass of the propane in the flask?
Considering all the bonds in a molecule with trigonal bipyramidal geometry, what are the bond angles present
Suppose that 1.75 g of NaOH is added to 250mL of 0.10 M NiCl2 solution. What mass, in grams, of Ni(OH)2 will be formed? What will be the pH of the final solution? For Ni(OH)2, Ksp = 5.5 x 10^-16
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