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Questions and Answers
What is the chemical formula of water?
What percentage of the Earth's surface is covered by water?
What is the angle between the hydrogen atoms and the oxygen atom in a water molecule?
What is the name of the liquid state of H2O at standard temperature and pressure?
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In what states does water exist on Earth due to its relatively close environment to the triple point?
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Study Notes
Chemical Composition and Structure of Water
- The chemical formula of water is H2O.
- In a water molecule, the angle between the hydrogen atoms and the oxygen atom is 104.5 degrees.
Occurrence and States of Water on Earth
- Water covers approximately 71% of the Earth's surface.
- Due to its relatively close environment to the triple point, water exists on Earth in three main states: solid (ice), liquid (water), and gas (water vapor).
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Description
Water Chemistry Quiz: Test your knowledge about the properties, composition, and importance of H2O in the natural world and living organisms. Explore the chemical formula and characteristics of this essential inorganic compound.
