Definitions
Substance that dissolves in a solvent to form a solution.
What is a solute?
Fill in the blank: All particles of one substance are ______________.
What is identical?
Water particles leave the liquid as vapour and mix with surrounding air particles.
What is evaporation?
A homogenous mixture, made of solute and solvent.
What is a solution?
Liquid waste water from toilets, baths, showers, and sinks.
What is sewage?
Type of mining involving the removal of long strips of overburden in areas where the material being mined is concentrated in veins.
What is strip mining?
Fill in the blank: The particles of matter are in constant _______________.
What is motion?
Mechanical process of separating solids from liquids or gases using a porous article or mass, such as paper or sand.
What is filtration?
The universal solvent.
What is water?
Separation of a mechanical mixture, including removal of suspended solids, rocks, sand, and grit.
Method of separating a solution into its components that involves boiling and condensation.
What is distillation?
Fill in the blanks: Particles have ___________ ___ _____________ between them.
What is forces of attraction? Particles have forces of attraction between them.
What is distillation?
Solid solution.
What is an alloy?
Application of chemicals (e.g. chlorine) to disinfect and kill remaining germs and remove phosphates.
What is tertiary treatment?
Amount of solute dissolved in a specific amount of the solvent.
What is concentration?
Fill in the blanks: ______________ affects the _______________ at which particles move.
What are temperature and speed? Temperature affects the speed at which particles move.
Enables you to retain both the solute and the solvent from a solution.
What is distillation?
The concentration of a solution of 25 g of sugar and 100 mL of water.
What is 25 g / 100 mL OR 1 g/4 mL OR twenty-five grams per hundred millilitres OR 25% solution?
Mixing wastewater and sludge with large volumes of air.
What is aeration, part of secondary treatment?
Mining surface material.
What is overburden?
Fill in the blanks: There are ____________ between _______________.
What are spaces and particles? There are spaces between particles.
Used to separate different substances or fractions that make up crude petroleum oil based on differences in their boiling points.
What is fractional distillation?
A solution that contains more than would normally be dissolved in the solution.
What is a supersaturated solution?
Three ways that pesticides can end up in waterways.
What are run-off, discharge (directly put into water by companies), percolation (seep into the ground then water supply), pesticide drift (wind carries pesticides particles over water)?