jlaurenpeele jlaurenpeele
  • 23-08-2018
  • Chemistry
contestada

How many neutrons does element x have it it’s atomic number is 20 and it’s mass is 88?

Respuesta :

scienceboi22 scienceboi22
  • 23-08-2018
88 is the combined mass of the neutrons and protons whereas 20 is just the protons therefore the answer is 88-20=68
Answer Link

Otras preguntas

Damari inflates a spherical balloon to twice its original radius. Explain to Damari why the surface area is 4 Tims as big when the radius is doubled.
simplify [tex] \sqrt{49/4} [/tex]
Circumference of a circle is 40 π cm. A quarter of the circle represents the developer layer genuine coupe. Calculate the surface compartment.
A $20,000 deposit was placed in a bank paying 5.75% interest compounded quarterly. After 12 months, how much interest was earned.
Snow was quickly piling up on the ground. Wind howled through the trees. Karen wrapped a planket around her and sighed as she watched the snow through her bedro
When evaluating promotional claims, it is important to __________.a.do your own research c.determine if there are other possible solutions b.ask if it makes sen
simplify [tex] \sqrt{49/4} [/tex]
which of the following is a risk specific to online gaming?A. chatting with people you don't knowB. role-playingC. personal powerD. community building
What did John Mitchell tell the Senate about Richard Nixon?
what is the answer to -xover7=1over26      what is x