Potassium has two naturally occurring isotopes: k-39 ( 93.12%; mass= 38.9637 amu), and k-41 ( 6.88%; 40.9618 amu). Calculate the atomic weight for potassium.
Finding a professional expert in "partial differential equations" in the advanced level is difficult.
You can find this expert in "Assignmentexpert.com" with confidence.
Exceptional experts! I appreciate your help. God bless you!