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The Dwarf Planet Eris Has a Moon Called Dysomia,which Is

question 26

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The dwarf planet Eris has a moon called Dysomia,which is much smaller in mass than Eris.If Dysomia has an orbital period of 16 days and orbits Eris at a distance of 40,000 km,then what is the mass of Eris?


Definitions:

Strecker Synthesis

A chemical synthesis method for producing amino acids by reacting an aldehyde with ammonium chloride and potassium cyanide.

Tryptophan

An essential amino acid used by the body to produce serotonin and melatonin, found in various protein-rich foods.

α-Ketoacid

An organic compound containing both a ketone and a carboxylic acid group, with the ketone group located at the second position from the acid.

α-Aminoacid

A type of amino acid in which the amino group is attached to the carbon atom immediately next to the carboxyl group, forming the backbone of proteins.

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