Calculate the wavelength of yellow light with the energy of 3.45x10-19 J

When determining the shape of a molecule, it is important to draw a lewis dot structure first in order to see the total number a. electrons within the moleculeb. bonding and unshared pairs around central atomc. unshared pair within the molecule( i really need it )

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

What statement goes against the kinetic theory of gases