Hi! Can you guys help me?

A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?

  the mississippians were considered to be  horticulturalists, which means they were

Adilute aqueous potassium nitrate solution is