The exercise was created 2022-12-07 by Douglas_Ehres. Question count: 7.
Normally, all words in an exercise is used when performing the test and playing the games. You can choose to include only a subset of the words. This setting affects both the regular test, the games, and the printable tests.
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https://spellic.com/eng/exercise/de-vanligaste-kemiska-syrorna-och-baserna.11306261.html
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