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KekePonds1021
28.02.2021 •
Chemistry
What is the concentration in ppm of chloride in a solution made with 0.808 grams of CaCl2 and 250.0 ml of water?
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Ответ:
0.808 g x 1000 = 808 mg.
250 ml/1000 = 0.25 L.
808 mg/0.25 L= 3232 mg/L = ppm.
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Ответ:
Its meaning is roughly the same, in that a catalyst in this context is something that facilitated or sped up the process of glasnost.
One distinct meaning that I notice is that "catalyst" in more casual or non-scientific speech is that it is often used as a creator of action all its own, an actor in itself, rather than a facilitating agent to a reaction, as its scientific definition states.