Year
1979
Distributor
B.B.C. for the Open University
Country
US
Video Standard
NTSC
OCLC
18491164
Language
ENG
A study of nucleophilic substitution by examining rates of reaction and mathematical relationships. Models used are in the form of snooker balls
A study of the Black racial identity and consciousness-raising movement in Brazil in the 1970s and early 1980s, including scenes from the many Conferences, Congresses and Roundtables on the subject held mainly in São Paulo. The movement is seen in the larger context of the Black spiritual and cultural heritage brought to the Americas from West AFrica
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