Lanthanum is composed of two isotopes: La (137.91 u), and La (138.91 u

1.	Lanthanum is composed of two isotopes: La (137.91 u), and La (138.91 u). Look at the periodic table and what can you say about the abundance of La (137.91)???
Answer» ANSWER: ABUNDANCE of LA (137.91) is 0.0008881

Lanthanum is composed of two isotopes: La (137.91 u), and La (138.91 u). Look at the periodic table and what can you say about the abundance of La (137.91)???

Answer»

ABUNDANCE of LA (137.91) is 0.0008881