1. Gimnazija Šentvid Ljubljana Gimnazija Šentvid Ljubljana WATER AS A SOLUTION ACIDS, BASES, pH

2. Gimnazija Šentvid Ljubljana GENERAL IDEA   To combine ICY 2011 with regular school schedule and curriculum,  to compare acidic, basic solutions and water from tap regarding its pH value,  to learn laboratory skills on high school level,  to promote experiential and collaborative teaching and learning

3. Gimnazija Šentvid Ljubljana PART OF STUDENTS‘ REPORT Sample Measured pH value Calculated pH value 0,1 M HCl 1,2 1 0,1 M CH 3 COOH 2,52,8 0,1 M NaOH 13,3 13 0,1 M NH 3 11,1 Tap water 6,9approx. 7

4. Gimnazija Šentvid Ljubljana