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The Lewis structure of acetate ion is as follows: What is the formal charge on oxygen atom that contains three lone pairs of electrons?
Cretaceous Period
A division of Earth’s history lasting from about 145 to 66 million years ago, marked by the dominance of dinosaurs and the appearance of flowering plants.
Gymnosperms
Seed-producing plants such as conifers that do not have flowers or fruit, with seeds often exposed or on the surface of scales or leaves.
Bryophytes
Non-vascular plants that include mosses, liverworts, and hornworts, characterized by their life cycle stages and lack of vascular tissue.
Ferns
A group of non-flowering plants that reproduce via spores and have large, divided leaves known as fronds.
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