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Answer:
D) It would contain less nitrogen.
Explanation:
In an investigation of the cycling of environmental gases, a student placed water and bromthymol blue in each of four test tubes as shown in the diagrams below. No additional items were placed in tube 1, a snail was placed in tube 2, an aquatic plant (elodea) was placed in tube 3, and both a snail and an elodea were placed in tube 4. The tubes were then stoppered and placed in bright light for 24 hours. The solution in tube 3 changes after 24 hours because it would contain less nitrogen.
The dfferent tubes are shown in the picture that I uploaded.
The answers is B trust me my dad is a doctor
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Give an oral rehydration
solution. Rational: Oral rehydration solutions are successful in treating the
majority of children with isotonic, hypotonic, or hypertonic dehydration. Clear
liquids such as fruit juices and gelatin are not used for rehydration because
of their high carbohydrate content, very low electrolyte content, and high
osmolality.