Percent Increase and Decrease Quiz

2+ results

Percent yield stoichiometry lab: Alka-Seltzer and percent yield of CO2

Created by

This easy to follow lab experiment is intended to complement your teaching on Stoichiometry, Limiting Reagent, Excess Reagent, and Percent Yield as well as compiling and analyzing data to come to a quantitative conclusion. The lab handout includes a materials list and a simple and clear procedure. The lab activity uses only 1 chemicals easily sourced from any grocery and drug store store making it a quick, cheap and simple lab activity to setup. The detailed procedure makes it easy for students

9th - 11th

Chemistry, Earth Sciences, Other (Science)

NGSS

HS-PS1-7

, HS-PS1-2

UrbanSim: Overshoot—Population, Carrying Capacity & Resource Depletion Simulate

Created by

YoTeachItJoey

In 2025, Verdana looks fine. By 2080, every single one of its six resource systems is in overshoot. Nothing exploded. Nobody made an obviously terrible decision. The city just kept growing, kept consuming, and kept pushing past the limits of what its environment could sustain — one reasonable choice at a time. UrbanSim: Overshoot puts students in charge of Verdana's resource management team. Their job: monitor six critical systems across three time periods, diagnose how a city in balance becomes

9th - 12th

Earth Sciences, Environment, Geography

Also included in: UrbanSim Science Bundle — Overshoot + After Human Impact | APES & Earth Science