berketwondimu52 berketwondimu52
  • 12-08-2021
  • Chemistry
contestada

a sample of element X contains 90% X-35 atoms,8.0%X-37 atoms, and 2.0% X-38 atoms. The average atomic mass will be closest to which value?

Respuesta :

Reliving
Reliving Reliving
  • 12-08-2021

Answer:

35.2.

Explanation

R.A.M= Mass of isotopes divide by 100 percent

Answer Link

Otras preguntas

if the prime meridian is across the globe which two directions is it faced northern and southern or eastern and western?
What does CPU stand for. And it is the _____ of the computer
Is 0.500 greater than 0.50 and 0.5. explain please.
An old house in Boxerville measures 30 feet in height and has windows 5 feet width. An architecture student builds a proportional model that is 3 feet high. How
Which of the following presidents is correctly paired with an event that took place during his administration? (A) Lyndon B. Johnson — the establishment of dipl
Scientists best apply critical thinking in their work through _______. a. the scientific method b. observation c. hypotheses d. experimentation
What are four physical properties of an orange.
One of the biggest pull factors that lured people to move West was cheap land. true or false
Paula invested in two accounts; one pays 3% simple interest and the other pays 6% simple interest. She invested $5000 more in the account paying 6% than in the
you want to describe the harmonic motion of a swing. You find out that it take 2 seconds for the swing to complete one cycle. What is the swing's period and fre