manaralmansoob manaralmansoob

02-01-2020
Chemistry

contestada

Determine the mass number of an element that contains 26 protons, 22 electrons, and 30 neurons

Respuesta :

sarah2071 sarah2071

02-01-2020

Answer:

56 is the mass

Explanation:

You would add 26 and 30(the protons and neutrons). I didn't add the electrons because they are so small their mass is negligible in this situation.

Answer Link

cassie23558 cassie23558

02-01-2020

Answer:

Mass = 56

Explanation:

Answer Link

Otras preguntas

Marika and Freddy sold 70 homes for Ron Realty. If Marika sold 2.5 times as many homes as Freddy, how many homes did each sell?

Which equation has the same y-intercept as y=4x-3?a. y-3=x b. y=8x+3 c. 3-y=4x d. y=-3+8xWhich of the following is the equation of the line

Can someone use the word delta in a sentence

How is it possible for Mercury to have frozen ice ?

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

Find Domain of the functionsquare root of (x-8)/x(x-9)

How is it possible for Mercury to have frozen ice ?

How were life forms affected by the rise in atmospheric oxygen levels that began 2.2 billion years ago?

How is it possible for Mercury to have frozen ice ?

How were life forms affected by the rise in atmospheric oxygen levels that began 2.2 billion years ago?