Alka Seltzer Lab

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Objectives In this lab, you will investigate the percent composition by mass of CO2 in Alka-Seltzer® tablets. In addition, you will find out how much CO2 is released into the atmosphere as 2 Alka-Seltzer® tablets chemically react in vinegar. Procedure 250-mL beaker 100-mL graduated cylinder Scale 60 mL of Vinegar 2 Alka-Seltzer® tablets Materials 1. Clean and dry 250 mL beaker. 2. Determine the mass of 2 Alka-Seltzer® tablets. 3. Measure 60 mL of vinegar using a graduated cylinder. 4. Pour the vinegar into the 250 mL beaker and measure the mass of the beaker with vinegar. 5. Calculate the mass of the beaker with vinegar plus the mass of the two Alka-Seltzer® tablets. 6. Carefully drop the two Alka-Seltzer® tablets into the vinegar

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