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''Measuring the confidence of 8th Grade Taiwanese Students' knowledge of Acids and Bases'' (3h 20min, may 30, 2012 y – 1h 53min, sep 5, 2012 y)

Added to timeline:

14 Dec 2017
0
0
339
SMTSL
Timeline of the instrument

Date:

3h 20min, may 30, 2012 y
1h 53min, sep 5, 2012 y
~ 3 months and 8 days
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