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The Caribbean Examinations Council (CXC) is an examination board in the Caribbean. [1] [2] It was established in 1972 [3] under agreement by the participating governments in the Caribbean Community to conduct such examinations as it may think appropriate and award certificates and diplomas on the results of any such examinations so conducted.
The Communications Security Establishment (CSE; French: Centre de la sécurité des télécommunications, CST), formerly (from 2008-2014) called the Communications Security Establishment Canada (CSEC), is the Government of Canada's national cryptologic agency.
ACD/ChemSketch is freeware available for personal, home, and educational use from ACDlabs.It has comprehensive chemical drawing features and can directly connect to PubChem, eMolecules and Chemspider to search these large databases by structure or substructure.
In the earliest years of the system subject marks were given as percentages at both Ordinary and Advanced Level. In later years ordinary level pass marks were graded 1–6, with 1 being the highest. The grading system was further simplified in 1975 when the six pass marks were reduced to three, graded A, B, C.
CSEC may refer to: Calgary Sports and Entertainment Corporation, owner and operator of several Calgary-based sports teams; Caribbean Secondary Education Certificate; Communications Security Establishment Canada, later known as the Communications Security Establishment, the Canadian government's national cryptologic agency
Accounts of Chemical Research is a semi-monthly peer-reviewed scientific journal published by the American Chemical Society containing overviews of basic research and applications in chemistry and biochemistry. It was established in 1968 and the editor-in-chief is Cynthia J. Burrows (University of Utah). [1]
Chemical Science is a weekly peer-reviewed scientific journal covering all aspects of chemistry.It is the flagship journal of the Royal Society of Chemistry. [1] It was established in July 2010 and is published by the Royal Society of Chemistry; before 2018, it was published monthly.
The 2014 AP Chemistry exam was the first administration of a redesigned test as a result of a redesigning of the AP Chemistry course. The exam format is now different from the previous years, with 60 multiple choice questions (now with only four answer choices per question), 3 long free response questions, and 4 short free response questions.