From an environmental stand-point, it is sometimes necessary to hold back the forces of nitrogen. The essential balance of life in a body of water can become disrupted if they aren't. Students become aware of the presence of nitrate when the tested water samples turn a light pink color. This Lab-Aid permits 150 individual qualitative tests.
Scientific Concepts:
Interpret tests
Measure pH of water samples
Understand and appreciate the relationship of chemicals in the environment
Content List:
1Teacher's Guide with MSDS
10Student Worksheets and Guides
10Measuring spatulas
6Drop controlled bottles of Nitrate Test Solution No. 1
3Bottles of Nitrate Indicator Powder No. 2
10Calibrated sample tubes with caps
Classroom Planning:
To complete this kit requires 1 ~50-minute class period.