Examlex
Explain why methane never freezes in the upper atmospheres of Jupiter and Saturn, and how this leads to the different appearance of Jupiter and Saturn compared to Uranus and Neptune.
K
Symbol for potassium, a chemical element with atomic number 19, essential for various functions in living organisms.
[HA]
May refer to the concentration of hyaluronic acid in a solution, often mentioned in the context of chemical and biological studies or cosmetics formulations.
K
Symbol for potassium, a chemical element and a key electrolyte in the body.
[H+]
Denotes the concentration of hydrogen ions in a solution, commonly associated with the acidity of a solution.
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