Chemistry

What is this NaCl?

Chemistry
Category: Science & Tech.
Questions: 22
Popularity:
Grade:
Difficulty:
Created:2025-07-30
Changed:2025-07-30

Tryouts Challenge
Grades
MemberCommentDateGrade
kantshrigood start!!!!!!!!!!!!!2008-04-13
stagli2008-04-04
late2007-04-09
AlexaGood and informative!2006-12-12
Gunnarfo2006-11-14
justakidI am not a scientist, but I thought this was very educational, with a good choice of questions.2006-11-14
Last runs (Tryouts)
MemberDateScore
Joseph2024-12-237 (11)
ankii2022-10-018 (11)
TomVidar2017-02-1810 (11)
Jimi_Henrik2016-12-229 (11)
Katzie2016-05-1411 (11)