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

Given the incomplete equation for the combustion of ethane: 2C2H6 + 7O2==>4CO2 + 6 ____ What is the formula of the missing product? (1) CH3OH (3) H2O (2) HCO

After the war with Britain ended, congress printed too much money, causing terrible rebellion. Cross out the wrong word and write the right one.

Which formula represents a polar molecule? (1) Br2 (3) CH4 (2) CO2 (4) NH3

what group took over japan after 1930

need help plz Which fact is most likely to be deleted from a functional résumé for a copy writer position in an ad agency? 2005–2008 internship with an ad agenc

Y = -3x + 15 what are the steps to solving this

Why doesn't the tribe trust Captain Orlov?

The compounds C2H4 and C4H8 have the same (1) freezing point at standard pressure (2) boiling point at standard pressure (3) molecular formula (4) empirical for

Evaluate the function at the given value of the independent variable and simplify. f(x) = 4x2 + 5x - 6; f(x - 1)

which is greater a 2.75 gallon container or juice or 12 liter container of juice