Calcium nitrate and calcium carbonate are both ionic compounds.
calcium nitrate mixed with water behaves as an electrolyte
calcium carbonate mixed with water does not behave as an electrolyte
explain, in terms of solubility and movement of ions, this difference in behaviour

1. o2(g)as a product

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 .

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