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Find the slope of the line if it exists.
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Helium (He)
A colorless, odorless, tasteless, non-toxic, inert monatomic gas with the atomic number 2, making it the second lightest and second most abundant element in the observable universe.
Lewis Dot Structure
A representation of the valence electrons around atoms, indicating bonds and lone pairs in molecules.
Calcium (Ca)
A soft gray alkaline earth metal, represented by the symbol Ca, essential for living organisms, particularly in cell physiology and bone formation.
Lewis Dot Structure
A diagram that shows the bonding between atoms of a molecule and the lone pairs of electrons that may exist.
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