Question

Matilda has a 100 g rock sample. She knows that the rock contains uranium-238 and that the half-life of uranium-238 is 4.5 X 109 years. If she cuts the rock sample in half, what happens to the half-life of the uranium?

A. The half-life increases.
B. he half-life decreases.
C. The half-life remains the same.

Answer 1

Answer:

c

Explanation:

Answer 2

Answer:

The half life remains the same,

Half life doesn't depend on the initail mass of the matter, it's more of a constant....