Examlex
Compare the four terrestrial world atmospheres.
Simplest Form
The reduction of a fraction, equation, or expression to its most basic form, eliminating all complexities.
Compounds
Substances formed by the chemical combination of two or more elements in definite proportions.
React
To undergo or cause to undergo a chemical reaction transforming chemical substances.
Formula Unit
The lowest whole number ratio of ions represented in an ionic compound.
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