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Chemistry Lab

Author: ELS
Across
The 2nd most abundant element in the air we breathe
For a chemical, this effectively means it is poisonous
These keep your hands safe against chemical burns, etc.
Two or more atoms joined together
Consists of a nucleus orbited by electrons
An instrument used to analyze very small substances
Measurement device used to read temperature
Within an atom, this is a negatively charged particle
A step used to assure correct results from a device or instrument
The science of life and living matter
Down
The most abundant element in the air we breathe
A test in the laboratory
A device used to weigh items
The science that deals with matter and its properties
Perhaps the most important thing in a lab