Atoms And Nuclei Question 332
Question: Atomic weight of boron is 10.81 and it has two isotopes and . Then ratio of in nature would be
Options:
A) 19 : 81
B) 10 : 11
C) 15 : 16
D) 81 : 19
Show Answer
Answer:
Correct Answer: A
Solution:
- Let the percentage of
atoms be x, then average atomic weight