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British food and customs: Culture
Complete the Book Widgets Exercise to test your knowledge of British customs and eating habits. The exercise contains ten questions.
Translated by
Interactive exercise (9)Student (teacher training) -
Nucleons and nuclides: Fill in the blanks
Students look up the following information about the chemical element chlorine:
- atomic number,
- atomic mass,
- number of protons,
- number of neutrons,
- number of electrons.
Translated by
Interactive exerciseStudent (teacher training)