Question

unit 2 cfa #1

1. based off of the image below, how many natural isotopes of strontium are there?

a 1
b 2
c 3

Explanation:

In an isotope abundance graph, each peak represents a different isotope. Here, there are 2 distinct peaks (even though one is much smaller than the other), indicating 2 natural isotopes of Strontium.

Answer:

B. 2