Students from the instrumental analysis class at Trinity College
are partnering with about 100 6th grade students from Hartford Magnet
Trinity College Academy to collect and analyze water samples from the
Connecticut River watershed. In celebration of the 75-year history of the
Division of Analytical Chemistry, this activity includes both classical wet analytical chemistry
techniques (performed by the 6th graders) and advanced instrumental
analysis (performed by the undergraduates).
This fall, the 6th grade students collected water samples from various locations in the
Connecticut River watershed. In the spring semester, as a capstone project at
the end of the 6th grade unit on water quality, the 6th
grade students are performing water quality
testing on their samples using a kit to measure levels of chlorine, iron, sulfate, nitrate/nitrite, as well as pH. The instrumental analysis
students are guiding the 6th grade students through these tests and
assisting them in selecting a subset of samples for trace metals determination by
ICP-OES. The instrumental analysis students will then analyze selected samples
for trace metals by ICP-OES. In lieu of a lab report, the
instrumental analysis students will present their results, along with a
grade-level appropriate explanation of ICP-OES, to the 6th grade
students.
This project offers senior analytical chemistry students the
opportunity to introduce the field of analytical chemistry and its
environmental applications to a diverse group of local 6th graders,
engaging undergraduates in experiential learning and community outreach. In turn, the project’s activities complement
the 6th grade science content standards on water quality, offer
middle-school students an opportunity to learn and become comfortable in a
college laboratory setting, and experience, firsthand, the impact of analytical
chemistry.
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