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Concentration, Amount And Counting By Weighing, Julian Tyson
Concentration, Amount And Counting By Weighing, Julian Tyson
Science and Engineering Saturday Seminars
Concentration, Amount and Counting by Weighing
UMass Amherst STEM Ed Institute Saturday Workshop 2/3/2018
Julian Tyson, Professor Emeritus, Department of Chemistry. Tyson@chem.umass.edu
Session 1. Introductions.
Ice-breaker: The elementarity contest.
Setting the scene: “How much arsenic do we eat?” Why do we want to know? The Consumer Reports articles (Nov 2012 and Nov 2014)
Dealing with really big and really small numbers.
Session 2. Amount, concentration
Solids, liquids and gases. The “parts per” concept.
Session 3. Counting by weighing
The count equation. Rice grains (the bottle content problem), atoms and molecules.. Chemical formulas and balanced chemical expressions. The numbers in the …
Evaluation Report, Alan Peterfreund
Evaluation Report, Alan Peterfreund
STEM Digital
This evaluation report synthesizes the results of evaluation activities conducted by SageFox Consulting Group of the STEM DIGITAL project led by the UMass STEM Ed Institute for its no-cost extension year, covering the period September 2013 to August 2014. The goals of the program are to facilitate the participants’ abilities to stimulate student interest in STEM careers while engaging them in ways to think critically about their environment. Participating teachers incorporated digital cameras and Analyzing Digital Images (ADI) software into lab activities focusing on environmental science. STEM DIGITAL materials focused on three strands related to (1) ozone and air quality, …
How Much Arsenic Do We Eat?, Julian Tyson
How Much Arsenic Do We Eat?, Julian Tyson
Science and Engineering Saturday Seminars
No abstract provided.
2008 Newsletter, Morton Sternheim
2008 Newsletter, Morton Sternheim
STEM Education Institute Newsletters
NANOTECHNOLOGY 2008 INSTITUTE P. 2
IPY STEM CONNECTIONS P. 4
TEACHING PHYSICS TO TEACHERS
THE ARSENIC PROJECT P.10
STEM BRIDGE FOR
NOYCE SCHOLARS UPDATE
CONFERENCE ON ALTERNATIVE CERTIFICATION: LESSONS LEARNED