High School / Chemistry

Conservation of Mass

Students experimentally determine the amount of sodium bicarbonate in an antacid tablet based on the mass of carbon dioxide formed when the tablet reacts in water.

Supports NGSS Performance Expectation HS-PS1-7: Use mathematical representations to support the claim that atoms, and therefore mass, are conserved during a chemical reaction.

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Student Files

8A_Conservation_of_Mass.docx 308.66 KB
8A_answer_sheet.docx 121.52 KB
8A_Conservation_of_Mass.pdf 256.42 KB
8A_answer_sheet.pdf 161.71 KB
8A_Conservation_of_Mass_Google_Slide.pdf 31.07 KB

Teacher Files

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Source: Lab #08A

Essential Chemistry Teacher Lab Manual

Conservation of Mass