JackelynBertman527 JackelynBertman527
  • 02-06-2015
  • Chemistry
contestada

Isotopes of an element must have different
(1) atomic numbers
(2) mass numbers
(3) numbers of protons
(4) numbers of electrons

Respuesta :

IwAsSoMeGuY
IwAsSoMeGuY IwAsSoMeGuY
  • 02-06-2015
They have different mass numbers, because they have different numbers of neutrons, and neutrons have a mass of 1, meaning changing the number of them will result in a change in the mass of the element
Answer Link

Otras preguntas

How do I use a metric conversions chart
a rectangular pool in your friend' s yard is 150 ft× 400 ft.
what multiplication problem equals 2,331
lucy was trying to decide between three food choices: pizza, a salad, or a hamburger. she chose the salad. in this case, the salad represents her _____ . altern
( B. the grocery store was selling variety bags of apples. each bag contained x braeburn apples, y granny smith apples, and z honeycrisp apples. zahra bought 2
6815.3 divided by 0.9
foot in the door psychology
what is 8-3 turned to a mixed number
If temperature increases, what happens to pressure? pressure decreases. pressure stays the same. pressure increases.
Jerome tries to find the value of the expression 3 - 6 + 5 by first applying the commutative property.He rewrites the expression as 3 - 5 + 6.Explain what is wr