Anorexia nervosa is an eating disorder. It is characterized by restricted intake of energy food, to maintain low body weight than normal, an intense fear of gaining weight, loss of considerable amount of body weight in short span of time, and a disturbed view of the body as obese. No medicine is used to treat anorexia
Answer:
The experiment used water (H2O), methane (CH4), ammonia (NH3), and hydrogen (H2).
Explanation:
The answer is C-- because it came from something living.
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A. Regularly test the water in residents' homes
Explanation:
The best way to have kept the water quality in check would have been to constantly and regularly test the water in residents' homes.
Lead is used in making pipes due to its very unique properties and availability. Over time, lead can enter the water it is carrying in dissolved form.
Increasing amount of lead in the water will eventually become toxic when an anomalous concentration is reached.
The best way to monitor the trend is to simply check the water in residential homes from time to time for dissolved lead.
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Chemistry of lead brainly.com/question/5852049
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Because plants and fish that live deep in the ocean (depths of the ocean) rely not on the sun but heat radiation and oxygen from volcanic landforms on the ocean floor