SmashPlayer SmashPlayer

09-01-2020
Mathematics

contestada

I found a rock that contains 1g of radioactive Radium (half-life = 1600 years). I measure that 15g is no longer radioactive. How old is my rock?

Respuesta :

Kiran008 Kiran008

09-01-2020

Answer:

The rock now is dead

Step-by-step explanation:

Because if 1g was half life time then 2g are the hole life of the rock

The age of the rock is of 15*1600=24000

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