Education Technology

Keep It Bottled Up: Linear Rates of Pressure Increase

Published on 10/17/2008

Activity Overview

In this activity, you will see how temperature affects the rate at which an effervescent antacid tablet reacts with water and releases a gas. The rate at which the reaction occurs is measured by the rate of gas production.

Key Steps

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    Use a Gas Pressure Sensor and the EasyData App to collect data from room temperature water with an antacid tablet and then with warm water and the antacid tablet.

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    Graph both sets of data on the handheld and compare the results.