Description

Seven known solutions are mixed into any of 21 possible
combinations, then observed. Stresses the importance
of proper lab procedures, and strengthens student
observation skills.
Includes:
12 LAB-AIDS® Chemplates® w/spatula; 2 drop controlled
btls each of hydrochloric acid, sodium carbonate, sodium
hydroxide, potassium chromate, calcium chloride, sodium
sulfite, copper sulfate and “unknown” solution; 50 student
worksheets and guides; 1 instruction manual with MSDS.