harrislui321
harrislui321 harrislui321
  • 24-09-2022
  • Chemistry
contestada

The threshold frequency for lithium is 6.00x1014 Hz. If the total energy emitted by a sample of lithium is 8.60 kJ,



a.) Calculate the number of atoms present in the sample?
b.) What is the mass of the sample in gram(s)?

Respuesta :

Otras preguntas

business opportunities in neighboring Georgia, Armenia, Iran, Iraq, and Syria. Yet Ericsson, the Swedish telecommunications manufacturer with the largest market
In the class of 28 students, 10 students are girls. In the simplest form, what is the ratio of females to males?
The blades of a fan running at low speed turn at 270 rpm. When the fan is switched to high speed, the rotation rate increases uniformly to 440 rpm in 5.95 s. Wh
In the workplace, you will often write messages that reply directly to requests for information or action. Using the direct message pattern will help you respon
I need help with 13 pls.
what minus 3/10 equals 1/5
what negative number times 4 equals 0
Solve this equation. 25) v - 6(4v + 6) = -82
"So you don't like the way things are done here? This is America-- love it or leave it!" What is fallacious about this statement? A) It makes love of America hi
what are signs that a chemical reaction has occured