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  1. en.wikipedia.org › wiki › Carat_(mass)Carat (mass) - Wikipedia

    The carat (ct) is a unit of mass equal to 200 mg (0.00705 oz; 0.00643 ozt), which is used for measuring gemstones and pearls. The current definition, sometimes known as the metric carat, was adopted in 1907 at the Fourth General Conference on Weights and Measures, and soon afterwards in many countries around the world.

  2. en.wikipedia.org › wiki › FinenessFineness - Wikipedia

    The karat (US spelling, symbol k or Kt) or carat (UK spelling, symbol c or Ct) is a fractional measure of purity for gold alloys, in parts fine per 24 parts whole. The karat system is a standard adopted by US federal law. Mass K = 24 × (M g / M m) where K is the karat rating of the material, M g is the mass of pure gold in the alloy ...

  3. Caraté ou karaté ( português europeu) ou Caratê ( português brasileiro) (em japonês: 空手; romaniz.: karate, Pronúncia japonesa: [kaɾate]) [ 1][ 2] ou caratê-dô ( 空手道, transl. karate-dō Pronúncia japonesa: [kaɾate do]) [a] é uma arte marcial [ 3] japonesa desenvolvida a partir da arte marcial indígena de Okinawa sob ...

  4. Massachusetts (oficialmente The Commonwealth of Massachusetts, em português: Comunidade do Massachussetes[ 9]) é um dos 50 estados dos Estados Unidos, localizado na região da Nova Inglaterra. É o sexto menor estado em área e o 13º estado mais populoso do país, sendo o terceiro mais densamente habitado dos Estados Unidos. É limitado por Rhode Isl...

  5. Wikipedia has articles at Carat (purity) and Carat (mass). As a unit of mass, one carat (used for gemstones) is 200 milligrams, and as a measure of purity, n-carat gold (n≤24) is n/24 gold by weight.

  6. www.wikidoc.org › index › Carat_(mass)Carat (mass) - wikidoc

    The carat is a unit of mass used for measuring gems and pearls. Currently a carat is defined as exactly 200 mg (0.007,055 oz , 3.086 grains ). This definition, known as the metric carat , was adopted in 1907 at the Fourth General Conference on Weights and Measures , and soon afterwards in many countries around the world. [1]