The half life of iodine-125 is 60 days. What percent of iodine-125 nucleuses would be left after 120 days?

The independent variable is the type of music.the dependent variable is the pulse rate.the intervening variable is the age of the subject.if the mother does not like rock, her pulse is likely to not increase.the same might be true for the sister.the friend may like rap and gets excited.to establish cause/effect relationship, all of the subjects must be consistent.hope i .

Neither model is able to show the reactivity of potassium.

That depends. cause the owl finished it in one lick

The answer is neonhope it