@X@user.full_name@X@ @GMU: What is the de Broglie wavelength of a bumble bee with a mass of 1.066 g traveling at a speed of 2.981 m/s?

@X@user.full_name@X@ @GMU: How many sigma bonds (first) and how many pi bonds (second) are there in the compound drawn below? In this model there is a carbon where two lines intersect.

@X@user.full_name@X@ @GMU: What is the de Broglie wavelength of a baseball with a mass of 102.3 g traveling at a speed of 1.309 m/s?

@X@user.full_name@X@ @GMU: Which of the answers below has the highest bond energy?

@X@user.full_name@X@ @GMU: Which element should have the lowest first ionization energy?

@X@user.full_name@X@ @GMU: Which of the elements given will have a big jump in the 4th ionization energy?

@X@user.full_name@X@ @GMU: What is the wavelength of radiation with a frequency of 2.155e+18 s-1?

@X@user.full_name@X@ @GMU: What is the wavelength of a line in the Paschen series of the hydrogen spectrum, if the transition occurs from ni = 6 to nf = 3? Remember the Rydberg constant is 1.097×10-2 nm-1

@X@user.full_name@X@ @GMU: Which of the elements given will have a big jump in the 3rd ionization energy?

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for Ne in its ground state?