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Water molecules form hydrogen bonds with each other and are strongly polar. This polarity allows it to dissociate ions in salts and bond to other polar substances such as alcohols and acids, thus dissolving them.
25 kwi 2001 · Many of water’s basic physical properties can now be explained, at least semiquantitatively, in molecular and structural terms, although in spite of intense study it remains incompletely...
3 dni temu · Given the low molar mass of its constituent molecules, water has unusually large values of viscosity, surface tension, heat of vaporization, and entropy of vaporization, all of which can be ascribed to the extensive hydrogen bonding interactions present in liquid water.
Water is a molecular compound consisting of polar molecules that have a bent shape. The oxygen atom acquires a partial negative charge, while the hydrogen atom acquires a partial positive charge.
2 lut 2011 · Physical Properties. Water is a relatively "light" molecule with a molar mass (molecular weight) of 18.01, giving the vapor a density of 0.623 relative to air. The high dielectric constant (Table 1) of water is largely responsible for its good solvent properties.
30 sty 2023 · The molecule of water. A molecule is an aggregation of atomic nuclei and electrons that is sufficiently stable to possess observable properties — and there are few molecules that are more stable and difficult to decompose than H 2 O.
Because water seems so ubiquitous, many people are unaware of the unusual and unique properties of water, including: Boiling Point and Freezing Point. Surface Tension, Heat of Vaporization, and Vapor Pressure. Viscosity and Cohesion.
