If 15 mL of .55M is added to excess Nal what mass of precipitate would we expect to make

7is b8 is d9 is c10 is a11 is d

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 .

Wagons/motorized vehicles