A safety device that should be used if a student pours acid into a beaker and it splashes into his/her eyes.
What is the eye wash station.
100
9m is this many mm.
What is 9,000 mm.
100
Allows you to view the image on the stage, usually contains a 10X lens.
What is ocular lens
100
You look for this when trying to accurately measure the volume of a liquid using a graduated cylinder.
What is the meniscus.
100
A substance that promotes the clumping of particles and helps them settle out of solution when treating water.
What is flocculant.
200
This piece of equipment should be used when dealing with chemicals that have dangerous fumes.
What is a fume hood.
200
12g is this many kg.
What is 12,000 kg.
200
A rotating turret that houses the objective lenses.
What is the nosepiece.
200
These two properties of matter are necessary in order to determine an object's density
What volume and mass.
200
Name two parameters that can affect water quality.
What is turbidity, pH, hardness...
300
Equipment worn to minimize exposure to a variety of hazards.
What is personal protective equipment.
300
89.5 cL is this many mL.
What is 895 mL.
300
Adjusts the amount of light that reaches the specimen.
What is the diaphragm.
300
The density of a liquid with a volume of 45L and a mass of 23kg.
What is 0.51kg/L.
300
The amount of light exiting a sample and its units.
What is transmittance...no units (measured in percents).
400
Characteristics of this piece of lab equipment include: tapered sides and narrow neck that allow its contents to be mixed by swirling, without risk of spillage.
What is an erlenmeyer flask.
400
66 cg is this many kg.
What is 0.00066 kg.
400
A standard microscope has three, four, or five objective lenses that range in power from ____ power of magnification to ____ power of magnification.
What is 4X to 100Xs.
400
This mass of ethyl alcohol can fill a container that holds 200.0 mL (the density of ethyl alcohol is 0.789 g/mL).
What is 157.8g.
400
An effective water filter that may not be appropriate for use on large volumes of water due to its material clogging equipment at water treatment facilities.
What is activated charcoal.
500
________ is responsible for being aware of chemical hazards.
What is everyone in the laboratory.
500
143,500 cm is this many km.
What is 0.001435 km.
500
This is multiplied to the ocular lens magnification to determine the total magnification of an object.
What is the magnification of the objective lens being used.
500
This is the density of a rectangular block of copper metal whose dimensions are 8.4 cm by 5.5 cm by 4.6 cm and a that weighs 1896 g.
What is 8.92g/cm^3
500
This flocculant provides a surface for suspended particles present in water to bind to.