An electron at energy level #6, transitions to energy level #3. calculate: a. the energy of the photon emitted (in ev). b. the frequency of the photon emitted (in hz). c. the wavelength of the photon emitted (in meters)

In the developed world, women are increasingly more likely to delay childbirth until their mid- to late- twenties or long because

What statement about charlemagne is not true? a. charlemagne's empire collapsed during his rule b. charlemagne sent missionaries throughout europe c. charlemagne encouraged the arts and education d. charlemagne ruled much of western europe a. charlemagne's empire collapsed during his rule

The english language is part of which language family? a. alatic b. dravidan c. indo-european d. khoisan