分页标题
2011-09-20 16:26:00   来源：liuxuepaper.Com    双击单词自动翻译

　　(A)I only

　　(B)II only

　　(C)I and II only

　　(D)II and III only

　　(E)I, II, and III

　　There's an upside and a downside to questions of this type. Suppose, for example, that you know that in experiments involving heat of neutralization for acids and bases, you need to know the specific heat—and you suspect that you need the specific heat for the acid. This means that you can eliminate A, B, and C and significantly increase your chance of guessing the right answer. As long as you're not afraid to guess—and remember that you should never be afraid to guess if you've eliminated an answer—these questions shouldn’t be too daunting. By the way, the answer is

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