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What is this
Beaker- a beaker is used to mix solid and liquids
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Test tubes- used to mix small amounts of liqids
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Retort stand- frame for elevating glassware being heated
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Graduated cylinder- uses to accurately measure liqids
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Bunsen burner- for heating beakers/test tubes
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Ring clamp- Holds beakers above bunsen burner
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Rubber stopper- to seal erlenmeyer flasks
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Mortar and pestle - for grinding a solid into powder
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Clamp- secures test tubes
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Wire brush- used to clean test tubes
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Scoopula- scooping out solid chemicals
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Beaker tongs- Used to move a hot beaker
What does WHMIS stand for?
Workplace
Hazardous
Material
Information
System
What is this symbol?
Flammable symbol
What is this symbol?
Compressed gas
What is this symbol?
Health hazard
What is this symbol?
Exclamation mark
What is this symbol?
Bio hazardous
What is this symbol?
Oxidizing
What is this symbol?
Environment
What is this symbol?
Corrosion
What is this symbol?
Acute toxicity
round the following into 3 decimal points
4 and lower stay the same
5 go to the nearest even number
6 or more round up
Qualitative observations
non-numeric
Quantitative obervations
measured (numbers)
Independant Variable
What’s being changed
Dependant variable
Effect of what’s being changed
Control variable
Things that stay the same throughout experiment
Note
Flashcard