SecretStupid
SecretStupid SecretStupid
  • 03-06-2020
  • Biology
contestada



What is the mass number of an ion with 106 electrons, 157 neutrons, and a +1 charge?

The answer is NOT 126

Respuesta :

caoch
caoch caoch
  • 03-06-2020
#electrons equal #protons = 106
Plus 1 charge => m protons = 106 + 1 = 107
Mass number: 107 + 157 = 264 g/mol
Answer Link

Otras preguntas

A 0.500-kg ball traveling horizontally on a frictionless surface approaches a very massive stone at 20.0 m/s perpendicular to wall and rebounds with 70.0% of it
Hat information is needed to determine the energy of an electron in a many-electron atom?
ASAP In a discussion, your classmate shares that she struggled to comprehend the novel the hobbit. Your resp
What are the three basic elements of a noise-control problem?
What is the correct definition of saturated fats? A. Fats that are solid at room temperature. B. Fats that are liquid at room temperature. C. Fats that are salt
How would you characterize the size of the sediments that slowly moving water can carry?
An increase in net exports will shift the ad curve to the
If you gently rub your thumb and forefinger together, each finger is contacting which tissue type
solve both by substitution method (algebra 2) and show work please -2x-7y=22-7x-5y=-1
The solution to 13x = 78 is x = ___. (Only input whole number)