manaralmansoob manaralmansoob

02-01-2020
Chemistry

contestada

Determine the mass number of an element that contains 26 protons, 22 electrons, and 30 neurons

Respuesta :

sarah2071 sarah2071

02-01-2020

Answer:

56 is the mass

Explanation:

You would add 26 and 30(the protons and neutrons). I didn't add the electrons because they are so small their mass is negligible in this situation.

Answer Link

cassie23558 cassie23558

02-01-2020

Answer:

Mass = 56

Explanation:

Answer Link

Otras preguntas

if a cup of water has holes in it than why does no water come out when when it is falling?

The components of lifetime fitness include all of the following components EXCEPT: a. regular exercise, b. proper nutrition, c. 6y lifestyle choices, d. wee

This first Athenian reform leader established the Citizen's Assembly, forbade enslavement for debts, and made fathers responsible for seeing that their sons lea

What, according to Milton, is the purpose of poetry? to provide guidance to spread knowledge to help readers grow spiritually to maintain society’s value system

What is the value of x in 3/5x+9=-3

what plus what equals 55

Which of the following is common for someone in stage two of HIV? [abdominal pain and chronic pelvic pain] [diarrhea, fever, and fungal infections] [flu sympto

sentences can be classified by function, pattern, and structure. true or false?

Alcohol affects all of the following physical aspects of 6 except: A. judgment B. coordination C. reaction time D. ability to focus one's eyes

What organs make up the central nervous system? a. Heart b. Brain and spinal cord c. Lungs d. Liver