elizabethallona elizabethallona

02-01-2019
Chemistry

contestada

How many neutrons does an element have if its atomic number is 55 and its mass number is 150?

Respuesta :

02-01-2019

With an atomic number of 55, that means there are 55 protons. Because electrons do not count towards atomic weight, the element would have 150-55 neutrons. So, 95 neutrons.

Answer Link

02-01-2019

95 neutrons hope this helps

Answer Link

Otras preguntas

A circular pool has a radius of 15 feet. The family that owns the pool wants s to put up a circular fence that is 5 feet away from a he pool at all points. How

Which of the following is a chemical property of water? Select one: a. It is comprised of two hydrogen atoms and one oxygen atom. b. Sugar dissolves in it. c.

How did the status of actors change during the Elizabethan period?

If (a+bi)^2=2abi, what must be the relationship between a and b? Show or explain your reasoning.

I need help solving |5+2j|=9 please

Please help, thanks(:

which type of risk factor for underage drinking includes gang presence and income inequality

what vale does the 7 represent in the number 94.087

From 1980 to 2000, the consumer price index increased from 122.5 to 181. If a pound of tomatoes cost $0.75 in 1980 and the price of tomatoes increased at the sa

determine the y-intercept for -9x+2y=-36