The normal freezing point of a certain liquid is , but when of potassium bromide () are dissolved in of the solution freezes at instead. Use this information to calculate the molal freezing point depression constant of . Round your answer to significant digits.

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 .