isabelanhernandezbra isabelanhernandezbra

12-11-2020
Geography

contestada

7. How old is a mineral that contains
25 percent U-235?

7 How old is a mineral that contains 25 percent U235 class=

Respuesta :

pradient pradient

12-11-2020

Answer:

704 million years in Geology.

Explanation:

Lead-207 would be the daughter.

Answer Link

s139297 s139297

10-02-2022

Answer:

704 million

Explanation:

Answer Link

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