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

I will mark as brainliest plzz!! Which equation is true for X = 1.8

Find the value of x.

In one experiment, the teacher determined that the force on the wire was 2.14 mN The current in the wire was 0.32 A The length of wire within the magnetic field

Write an expression that is equivalent to 30(x + y + 1)

7 times b reduced by the square of c?

Sarah is redecorating her bedroom and wants to pack away some picture frames. She is using a box that has measurements of 7 1/2 inches long, 3 2/3 inches wide,

How much paint is needed to cover a floor that is 8 meters by 10 meters?

Rita needs to buy some dog food. At the nearest store, 4 bags of dog food cost $26.8. How much would Rita spend on 8 bags of dog food?

How many lines of symmetry does this rectangle have

((PLEASE HELP ME)) i need to get all my school work done before thursday ------------- are used to navigate between pages and Web sites. Question 1 options: Tra