israelrashad46 israelrashad46

16-03-2019
Physics

contestada

how many neutrons does element X have if it's atomic number is 23 and its mass number is 70

Respuesta :

wiseowl2018 wiseowl2018

17-03-2019

Answer:

The number of neutrons is 47

Explanation:

In order to find the number of neutrons we subtract the atomic number from the atomic mass.

In the given case the atomic number is 23 and mass number is 70 so

No of neutrons is 70 -23 = 47

Answer Link

Otras preguntas

What is the main component of the earths ancient atmosphere?

I need help and all of theses question please 1): Serena paid a tax of $288 on a house assessed at $48,000. Using the same tax rate, find the tax on a house as

Freddie used 6.75 gallons of gas to drive the 155.25 miles. What was his car's gas mileage? (gallons per mile)?

What elements does the compound iron oxide (Fe2O3)have

Which of the following is a reasonable estimated answer to the following problem? 989,867 ÷ 999 *10 *100 *1,000 *10,000 Help please?

should the United States ally itself with Great Britain or France? Why or why not? From both Alexander Hamilton's and Thomas Jefferson's points of views

so what are some of the challenges to the environment of the Great Lakes

why did the Phoenician alphabet make writing easier and more efficient than cuneiform? why do archaeologist and historians try to find artifacts and writings fr

2 everyday items that are 1 decameter long ?

What three things do plants need to make sugar?