Nariah03 Nariah03

11-12-2015
Physics

contestada

An atom of lead has the atomic number 82 and a mass number of 207. How many neutrons does this atom of lead have?

Respuesta :

Davidistheverybest Davidistheverybest

11-12-2015

Subtract 207 from 82 which is the number of protons and electrons. the answer is 125 neutrons

Answer Link

Otras preguntas

the amount of postage placed on a first class letter depends on the weight of the letter .

what are the effects of convection currents in our surroundings?

What is the complement of the angle 178 degrees and 100 degrees

let A={0,1,2,3,4,6} and B={2,4,6,8} find a.)AnB b.)AUB

what is the difference between ions and free electrons?

how do people in Italy use there natural resources

What freedoms where given to all people in the First Amendment?

How will you described the sequence of oxygen, carbon dioxide, and blood flow in your own words.

could you tell me what is a genre?

what is an intentional fallacy?