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

TED Talk: The beginning of the universe for beginners- Tom Whyntie

Created by

Aurora Originals

This high school resource explores the origins of the universe, including the Big Bang, cosmic expansion, and how particle physics helps scientists study the earliest moments of time. Best for: Physics, Astronomy, Earth Science, STEM Includes: • 20 discussion and comprehension questions • Analytical essay prompt • Structured essay with paragraph guidance and sentence starters • Classroom debate activity • Critical thinking discussion questions Grades: 9–12, College, Adult Ed | Print-and-go

9th - 12th, Adult Education, Higher Education

Astronomy, Earth Sciences, Physics