Asked by Rebekah

(b) If the natural abundance of Ag-107 is 51.84%, what is the natural abundance of Ag-109?
%
(c) If the mass of Ag-107 is 106.905, what is the mass of Ag-109?
amu

I really need help. Can u say the answer then explain how you got it?

Thanks:)

15 years ago

Answered by Rebekah

Oops I just need c

15 years ago

Answered by DrBob222

106.905(0.5184) + massAg109(1-0.5184) = mass Ag from periodic table.
Solve for the only unknown which is mass Ag 109.
Remember the isotopes are averaged to obtain the atomic mass found in the periodic table.

15 years ago

Answered by KELLY

THE FOLLOWING SOLUTIONS AREMIXED TOGETHER: 121mL OF 1.54 M AgNO3 AND 45mL OF 1.07 M K2SO4
CALCULATE THE MOLAR CONCENTRATION OF Ag+ IONS IN THE FINAL SOLUTION

15 years ago

There are no AI answers yet. The ability to request AI answers is coming soon!