destinyw11 destinyw11
  • 11-10-2020
  • Chemistry
contestada

3. Calculate the average atomic mass for the sample of atoms shown below.
Cu-63
Cu-65
A. 63.50 u
B. 63.75 u
C. 64.25 u
D. 64.50 u

Respuesta :

zcarolina453 zcarolina453
  • 17-10-2020

Answer:B:63.75

Explanation:(5/8 x 63)+(3/8 x 65)=(0.625 x 63)+(0.375 x 65)=63.75

Answer Link

Otras preguntas

What is the difference between a philosopher and a philologist? Please answer quickly; this is due tommorrow
What answer of 5ab/8c divided by 10b/c help with  quotient
What are the names of Ruby Bridges 4 sons?
what does spit mean in colonial times
Use elimination to solve this system of equations. 2r + 3s= 9 and 3r + 2s= 12
Mr.smog just bought a big-screen tv set. The screen is 48 in. wide and 27 in. high. Find the lenghth of its diagonal
What are the names of Ruby Bridges 4 sons?
The area of the banner is 144 square feet. The width of the banner is 1/4 the length of the banner. What are the dimensions of the banner?
Mr.smog just bought a big-screen tv set. The screen is 48 in. wide and 27 in. high. Find the lenghth of its diagonal
Is 2,-5,-12,-19,-26 an arithmetic sequence