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Demonstration

Finding the density of air. Using a crop sprayer, pump it up to increase the pressure; use a balance to find the mass of the crop sprayer. Release the compressed air in the crop spryer through a beehive into a water filled measuring cylinder. Measure the new mass of the crop sprayer.

Resources

density of air

Analysis

Use p=m/V to find the density.

Equipment

1x crop sprayer, 1x beehive, 1x pipes, 1x large measuring cylinder, 1x large water basin & scales

Safety

pressurised container, do not over pressurise.