If you started with 100 M&M's the half-life would change because half-life is not constant and changes based on the amount of the parent atoms.

True
False

3 answers

False. The half-life of a radioactive substance is a constant and does not change based on the amount of parent atoms present. It is a characteristic property of that specific substance.
Is the rate of the number of m-sides produced over time linear or non-linear?

Linear; it is more of a line
Non-linear; it is more of a slope
Non-linear; it is more of a slope.