In organic chemistry, acetyl is a functional group, the acyl with chemical formula COCH3. It is sometimes represented by the symbol Ac (not to be confused with the element actinium). The acetyl group contains a methyl group single-bonded to a carbonyl.Chemical formula‎: ‎C2H3OCAS Number‎: ‎3170-69-2 Molar mass‎: ‎43.05 g·mol−1Beilstein Reference‎: ‎1697938

The Great Red Spot is a great anti-cyclonic (high pressure) storm akin to a hurricane on Earth, but it is enormous (three Earths would fit within its boundaries) and it has persisted for at least the 400 years that humans have observed it through telescopes.
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but when i searched i found that the big red spot on jupiter was made up of 3 chemicals
means they are made by mixing 3 chemicals which are acetyl ammonia and uv rays
The great red spot on Jupiter as you know is a huge cyclone. But thus spot has been becoming big. It has increased its size 3times of it's original. There could be 2earths fit into the red spot