Hide Tanning Process
What type of animal are our hides from?
Deer
What is a solute?
a substance that dissolves into a solvent to form a solution
What is a solvent?
a substance (usually a liquid) that dissolves a solute to form a solution
What elements make up salt (according to our lecture last week). Say the words, not the abbreviations.
Sodium and Chlorine
What town are these deer from?
Middlebury
What is a solution?
when a solute dissolved into a solvent
What is equilibrium?
a state of balance, where two sides "equal" each other"
What is the abbreviation for sodium?
Na
What is the name of the farm we got our hides from?
LedgEnd Farm
What is the definition of osmosis?
the movement of water molecules through a semi permeable membrane from a high water concentration to a lower water concentration?
How is equilibrium achieved in osmosis?
by water crossing the semi permeable membrane from a solution with higher solute concentration to a solution with a lower solute concentration
What is the abbreviation for Chlorine?
Cl
What step of our hides tanning process shows osmosis?
Salting the hides and drawing water out?
Name an example of osmosis that has NOT been said
....
What is an example of equilibrium in nature?
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What is the abbreviation derived from?
Natrium, the Latin word for soidum
What is the solvent and solute in our hides tanning process?
What local industry uses osmosis in large scale production and how?
Maple syrup industry and a pump pushes sap through a semi permeable membrane allowing water to pass through, but not the sugar
What is an example of equilibrium in our body?
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What is a semipermeable membrane and what can pass through in the examples we have been talking about?
a thin (mesh like) barrier that allows certain molecules to pass through, but not others. The semi permeable membranes we have talked about allow water to pass through.