Justlearning45 Justlearning45

23-06-2017
Biology

contestada

How many neutrons does element X have if its atomic number is 56 and its mass number is 157

Respuesta :

LeChatNoir LeChatNoir

23-06-2017

Protons: 56
Electrons: 56
Neutrons: 157-56 = 101

Answer Link

Otras preguntas

How does the replication process ensure that new DNA molecule is identical to the original (that there are no mutations)?

The fastest way to get help is to type a word or two in the search box.

Which of the following is protected by under the First Amendment? A) distributing a written article that criticizes they unethical actions of a politician B

Who is Mahatma Gandhi?

when the man raises both his arms, from hanging down to straight up, by how much does he raise his center of mass?

from where did the Bantu originate and spread? what skills did they spread

solutions? For the equation 0.5(5x-8) =2.5x +k, what value of k will create an equation with zero solutions? With infinitely many solutions?

Which sentence uses punctuation and capitalization correctly? A. "Mr. Simpson," I inquired, "are you in charge of organizing the surprise party?" B. "Mr

A tax on an imported good is called a(n) _____.

nonuniform positive acceleration