Question

Max kept 100 grams of radioactive iodine in a container. He observed the amount of iodine left in the container after regular intervals of time and recorded them in the table shown below.

Answer 1

Based on the observations, which of these is most likely Max's inference?
The half life period of radioactive iodine is 32 days.

The half life period of radioactive iodine is 50 days.

After 32 days, the amount of iodine left in the container will be 1.25 gram.

After 32 days, the amount of iodine left in the container will be 6.25 gram.

Answer 2

@ganeshie8 @amistre64

Answer 3

From table you see amount is halved every 8 day.