rjw12600 rjw12600

04-01-2019
Advanced Placement (AP)

contestada

How many neutrons does an element have if its atomic number is 40 and its mass number is 156?

Respuesta :

angelalovelis angelalovelis

04-01-2019

116 neutrons.

To find the neutrons of an element, you simply have to subtract the mass number and atomic number. 156 - 40 is 116.

Answer Link

Otras preguntas

(10y^3+20y^2+55y)/5y

find an equivalent expression without parentheses -(50x-15y+15)=

(10y^3+20y^2+55y)/5y

how is mass transit in cities a possible solution tk urban air pollution?

find an equivalent expression without parentheses -(50x-15y+15)=

Can someone use the word delta in a sentence

what is the answer for (20,8),(9,16) ?

Data are drawn from a symmetric and bell shaped distribution with a mean of 120 and a standard deviation of 5. There are 900 observations in the data set. What

How is it possible for Mercury to have frozen ice ?

what is the answer for (20,8),(9,16) ?