Water properties
Understandings:
Water molecules are polar and hydrogen bonds form between them.
Hydrogen bonding and dipolarity explain the cohesive, adhesive, thermal and solvent properties of water
Substances can be hydrophilic or hydrophobic.
Water molecules are polar and hydrogen bonds form between them.
Hydrogen bonding and dipolarity explain the cohesive, adhesive, thermal and solvent properties of water
Substances can be hydrophilic or hydrophobic.
Application: Comparison of the thermal properties of water with those of methane.
Comparison of the thermal properties of water and methane assists in the understanding of the significance of hydrogen bonding in water.
Comparison of the thermal properties of water and methane assists in the understanding of the significance of hydrogen bonding in water.
Application: Use of water as a coolant in sweat.
Know at least one example of a benefit to living organisms of each property of water.
Transparency of water and maximum density at 4°C do not need to be included
Application: Modes of transport of glucose, amino acids, cholesterol, fats, oxygen and sodium chloride in blood in relation to their solubility in water.
Know at least one example of a benefit to living organisms of each property of water.
Transparency of water and maximum density at 4°C do not need to be included
Application: Modes of transport of glucose, amino acids, cholesterol, fats, oxygen and sodium chloride in blood in relation to their solubility in water.
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