scottclauda87
scottclauda87 scottclauda87
  • 11-02-2021
  • Chemistry
contestada

What is the atomic mass of an atom that contains 28 protons, 28 electrons, and 30 neutrons?
86
28
58
56

Respuesta :

josephbonkena
josephbonkena josephbonkena
  • 11-02-2021
you add (only) the protons and neutrons, so the answer here is 58
Answer Link

Otras preguntas

Julie rented a car for one day from a company that charges $80 per day plus $0.15 per mile driven. If she was charged a total of $98 for the rental and mileage,
Which of the following would be of most importance to goblet cells and other glandularepithelium?A) lysosomes B) microvilli C) multiple nuclei D)Golgi bodie
aggressive behavior of men and women in a work palce
i need help please with this question?
What are some effects of point specific pollution?​
Which of the following elements would be classified as a nonmetal
​Which of the following is not one of the conditions someone needs to meet to be counted as​ unemployed?      A. They were available for work in the week previo
How do you solve -7 times -3/5 times 15/7
La inquisición española: comenzó en España en 1478 Se estableció para crear una unidad religiosa torturar era común el Palacio de la Inquisición fue construido
the probability of passing chemistry class is 35.1%, the probability of passing math class is 37.7%, and the probability of passing both of these classes is 17.