kennatraywick kennatraywick

20-10-2020
Chemistry

contestada

In a sample of 400 lithium atoms, it is found that 30 atoms are lithium-6 (6.015 amu) and
370 atoms are lithium-7 (7.016 amu). What is the average atomic mass?

Respuesta :

thornemma thornemma

20-10-2020

Answer:

667.3

Explanation:

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