Salt, Oil And Water
When reviewing the results obtained in this experiment, the group was able to conclude many different things. From the results, it was noted that when the two water molecules were placed on the wax paper side by side, they quickly pulled together and became one. Thus, it was evident to the group that the water molecules had gone through a cohesion process and that water is a polar molecule. The group was confident in saying this because it was known firstly, that cohesion is defined as the combination of one water molecule to another. Water can be considered a polar molecule because, a water molecule consists of weak positive charges at hydrogen and weak negative charges at oxygen. And since water has these charged areas, they are considered like the poles of a magnet making it a polar molecule.Furthermore, because water is a polar molecule, it has the ability to attract to other water molecules and stick together. In regards to the puddles of oil, the group concluded that they merely mixed due to it’s slippery chara
• The water molecules in this experiment experienced a process of cohesion. Water is a non polar molecule, because it has the ability to attract other water molecules and stick together. From the results obtained from this experiment the interaction of salt and water or oil were different. When the crystal salt was placed on the side of the puddle of water, the water quickly absorbed and eventually dissolved the salt. The group was sure that their conclusion was precise because in water the atoms of some molecules separate and produce what is called ions. Ions are atoms or groups of atoms with a positive or negative charge. In salt (NaCl) two ions are produced and once in water the positively charged sodium (Na) and the negatively charged chloride (Cl) ions of salt attract the weakly charged water molecule. During this process water molecules surround the sodium and chloride ions, separating them and dissolving the ions in water. Materials such as salt, that attract water, is said to be hydrophilic (water-loving). As far as oil is concerned it did not absorb or dissolve the
Some topics in this essay:
Water Discussion,
water molecules,
charged poles,
polar molecule,
charged portions,
water molecule,
water oil,
water polar molecule,
oil water,
water polar,
attract water,
notebook rings,
ability attract water,
molecule ability attract,
notebook rings staples,
water molecules stick,
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Approximate Word count = 737
Approximate Pages = 3 (250 words per page double spaced)
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