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Prince Henry was a Portuguese prince that organized and led expeditions that later led to the discovery of places such as the Madeira islands. On these expeditions, Prince Henry would also initiate trade with foreign countries which helped to increase wealth in Portugal.<span />
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<u>The acids DO NOT return the pink phenolphthalein indicator. </u>Phenolphthalein in acidic solutions remains colorless but in basic solutions takes a pink color. Phenolphthalein is a weak acid. The indicator changes color, it can be magenta or pink with a pH value of 10.