Tag: hands-on lab

Alka Seltzer labs

This week, you will be doing two investigations on rate of reactions: Investigate the relationship between temperature and reaction rate Investigate the relationship between particle size and reaction rate For each group of up to 3 people, you will need the following materials: at least 6 Alka Seltzer tablets (effervescent) water at varying temperatures a …

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Yeast lab

Here is the chemical equation that represents the breakdown of sugar: For this lab, you will compare experimental and theoretical results for how much carbon dioxide (CO2) is produced when sugar (C12H22O11) is broken down in water (H20), using yeast as a catalyst.   Materials: 4 packets of quick rise yeast (we will use 2 …

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