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An experiment to investigate the water loss from leaves through stomata In the experiment I intend to find out which of the four leaves will lose the most water and why. Method For the experiment to be carried out the following materials will be needed: * Four leaves which approximately have the same mass and surface area * Petroleum jelly * String * Four paperclips * Two clamps * Electronic balance Four leaves were chosen with approximately the same mass and volume. Petroleum jelly was put on three of the four leaves using the finger. On leaf 1, petroleum jelly was smeared on both the upper side of the leaf and the also the bottom side of leaf. On leaf 2, petroleum jelly was then put on the upper side only. Petroleum jelly was then put on the underside of leaf 3. On leaf 4, the controlled leaf, no petroleum jelly was put on. The leaves were then...

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