ayrianahammonds5 ayrianahammonds5

03-12-2021
Chemistry

contestada

For the following calculations SHOW ALL WORK!! (6 points each)

7. The half- life of molybdenum-99 is 67.0 hours. How much of a 1.000 gram sample
remains after 335 hours.

8. Determine the average atomic mass of gallium if 60.00% of its atoms have a mass of
68.926 amu and 40.00% have a mass of 70.925 amu.

Respuesta :

cliftondukes35 cliftondukes35

03-12-2021

Answer:

60%

Explanation:

it is enough trust me

Answer Link

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