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Definitions for S

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  • (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work

  • The 19th letter of the Roman alphabet

  • A unit of conductance equal to the reciprocal of an ohm

  • The cardinal compass point that is at 180 degrees

  • An abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions)

  • 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites

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