Problem: Given the question: Mike was preparing for his chemistry exam. To see the chemistry concepts in practice he conducted two tests, test A and test B. In test A he used two liquid reactants evenly dispersed, but in test B he used one liquid reactant and one solid reactant. He was surprised to see that two tests had very different results. In which test the reactants would have greater surface area to offer for reactions, test A or test B?
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The answer is:
test A

Problem: Given the question: Robert studied two groups of patients. Group O had mild allergy symptoms, while group R displayed severe allergy symptoms. Which group didn't experience sneezing?
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The answer is:
group R

Problem: Given the question: There are two elements, Zaxon and Barton. Zaxon is an element that is further left on the period, and Barton is on the right of the period. Which element has a weaker pull between the nucleus and the electron?
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The answer is:
Zaxon