The oxygen atom has a slight negative charge, and the hydrogen atoms have a slight positive charge, because oxygen pulls on electrons harder than hydrogen does. Because the water molecule is not completely symmetric, this translates as a permanent dipole.
The big difference in electronegativity of oxygen and hydrogen. Oxygen carries a small negative charge and the hydrogens a small positive charge. This makes the molecule polar.
The attraction is: A POLAR COVALENT BOND
Because water is polar, so when a when a polar solute is put in it will dissolve. Like dissolves like. Polar dissolves polar. Likewise, nonpolar dissoves nonpolar.
Nonpolar Solvent - A solvent (from the Latin solvere, "loosen") is a liquid, solid, or gas that dissolves another solid, liquid, or gaseous.....
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Polar. Just think of this, oil is non polar, oil doesnt mix with water.
Polar molecules dissolve in water. The reason why polar molecules dissolve in water, but not non-polar molecules is because non-polar molecules can't form hydrogen bonds.
Polar molecules are mixed better with water.
Water attracts polar molecules and repels non-polar molecules because water has polar molecules. Water does have a net dipole though it doesn't have net charge.
Water is polar while oils are non-polar. Molecules that are polar will mix with other polar molecules, and non-polar molecules will mix with other non-polar molecules. Polar and non-polar molecules will not mix.
A water molecule is polar, which is why it attracts other polar molecules.
It dissolves all kinds of molecules. However, the ones that it dissoves well are molecules that it can hydrogen bond with or molecules that are polar that it can have dipole-dipole interactions with.
Hydrophobic molecules do not dissolve in water. This is because water is hydrophilic. Another way to say this is that lipids, which are nonpolar, cannot dissolve in water, which in polar.
Water molecules are polar molecules. Both of the bonds inside the molecule are polar bonds.
They are polar
Because water is polar, and polar solvants will dissolve polar solutes. :)
Polar Molecules
Water molecules are uncharged and polar.