1.

\begin{array} { l } { \text { Water molecules in loose chemical } } \\ { \text { combination with other substances } } \end{array}

Answer»

Wateris a polar covalentcompound. When it comes in contact with any substance it breaks the electrostatic forces holding themoleculesof that substance. Thus, themoleculesbreakloosefrom the substance and hence dissolve inwater.



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