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carbon-12 |
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carbon-12 [′kär·bən ′twelv] (nuclear physics) A stable isotope of carbon with mass number of 12, forming about 98.9% of natural carbon; used as the basis of the newer scale of atomic masses, having an atomic mass of exactly 12u (relative nuclidic mass unit) by definition. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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USSR, they irradiated a nuclear emulsion with energetic carbon 12 nuclei. As the highest resolution mass spectrometer ever flown, ROSINA will measure the isotopes Carbon 12 and Carbon 13, which differ by a single neutron. Carbon 12, the vemiculite-based project, will create approximately 500 mixed skill jobs and the power tool project is expected to create 100. |
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