3 years ago

Using the graph, determine the half-life of thorium-232.

Biology

2 answers:

mash [69]3 years ago

8 0

Answer:

14 billion years

Explanation:

Because the percentage of parent isotope remaining decreases by 50% at 14 billion years.

Scorpion4ik [409]3 years ago

7 0

The answer would be 14 billion years

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