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acid - There are several ways to define an acid, including any chemical that gives off protons or H + in water. Acids have a pH of less than 7. They turn the pH indicator phenolphthalein colorless and turn litmus paper red .
Sep 25, 2024 · Check your understanding of English words with definitions in your own language using Cambridge's corpus-informed translation dictionaries and the Password and Global dictionaries from K Dictionaries.
2 days ago · Modern definitions express trigonometric functions as infinite series or as solutions of differential equations. This allows extending the domain of sine and cosine functions to the whole complex plane, and the domain of the other trigonometric functions to the complex plane with some isolated points removed.
Sep 13, 2024 · health, in humans, the extent of an individual’s continuing physical, emotional, mental, and social ability to cope with his or her environment. This definition is just one of many that are possible. What constitutes “good” health in particular can vary widely.
- The Editors of Encyclopaedia Britannica
Sep 16, 2024 · From our list, examples include: Alive – Dead: This pair epitomizes the concept of complementary antonyms, as entities can only be in one state or the other. True – False: These words represent the binary nature of truth and falsity, where a statement cannot be both true and false at the same time.
Sep 16, 2024 · Lactobacillus acidophilus (L. acidophilus) is a type of good bacteria located in your gastrointestinal tract. Also found in supplements and foods like sauerkraut and kombucha, it works as a probiotic to balance bacteria in your body so that potentially harmful strains will not flourish.
Sep 14, 2024 · Ethics, the philosophical discipline concerned with what is morally good and bad and morally right and wrong. Its subject consists of fundamental issues of practical decision making, and its major concerns include the nature of ultimate value and the standards by which human actions can be morally evaluated.
