[Q]: Hydrologists studied two samples of rain water. Jim studied an acid rain sample from a nearby city, and Dan studied a sample of water from another town. Which hydrologist learned more about the causes of acid rain formation?
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[A]: Jim

[Q]: Jacob is performing a chemistry experiment using two different liquids. Before starting the experiment, Jacob is told that liquid A molecules have strong intermolecular forces, while liquid B molecules have weak intermolecular forces. Jacob now has to decide how to use this information to guide him as he develops the experimental procedures for these two liquids. Which liquid will have lower vapor pressure?
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[A]: liquid A

[Q]: John is a soil scientist. He has been studying the lands near Mississippi delta. He noticed cases of hypoxia in that are. He labeled that study as case A. To compare that to other areas he visited Arizona. There he didn't see any occurrence of hypoxia. He labeled that case as case B. Would case A see less or more oxygen in the soil due to microorganism activities than case B?
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[A]: less

[Q]: Ken is an avid mountain climber. This year he reached the summits of two mountains, mountain A and mountain B. Mountain A is only 5000 ft tall while mountain B is 15000 ft tall. He has also learned a fun fact that water boils faster and at lower temperature at low atmospheric pressure. If Ken wants to boil water faster, which mountain summit would he choose, mountain summit A or mountain summit B?
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[A]:
mountain summit B