jaydenjohnson9377 jaydenjohnson9377
  • 01-04-2018
  • Chemistry
contestada

How many neutrons are in an atom with each set of atomic numbers and mass numbers?

Respuesta :

Zydon Zydon
  • 01-04-2018
Do mass number - atomic number to get the neutrons.
for example.
Heliums mass number is 4.
Atomic number of 2
4-2 = 2 neutrons.

Answer Link

Otras preguntas

What is a series of events that cells go through as they grow and divide
What is a series of events that cells go through as they grow and divide
True or False along a divergent boundary, two plates slip past each other,moving in opposite directions.
when we look at a leaf, we see the colors of light that are reflected off its surface. how does the relatively low flow of oxygen in green light?
Why were the 1920's considered the best and worst of times?
Which of the following is formed at a collision zone?Continental rift valleyVolcanic island chainMountain rangeDeep-ocean trench
Which is the same as 0.08? A) 80% B) 80/100 C) 8% D) 0.8
There is an inverse relationship between x and y. If y is when x is 3, what is x when y is 9? 3 5
Fragment in this sentenceWith her heavy dictonary, Donna thumps the top other ancient computer monitor.  Whenever the color tint flickers from normal to sickly
how might a scientist a determine  whether trait sex-linked by observing the offspring of several genetic crosses