Author Question: How many photons are contained in a burst of yellow light (589 nm) from a sodium lamp that contains ... (Read 38 times)

cookcarl · **on:** Aug 27, 2018

How many photons are contained in a burst of yellow light (589 nm) from a sodium lamp that contains 609 kJ of energy?

A) 3.37 1019 photons
B) 3.06 1030 photons
C) 1.80 1024 photons
D) 4.03 1028 photons
E) 2.48 1025 photons

Question 2

The reactant in an enzyme-catalyzed reaction is called the

A) hormone.
B) substrate.
C) cofactor.
D) inhibitor.
E) vitamin.