Litmus test (politics) Litmus test (politics) A litmus test is a question asked of a potential candidate for high office, the answer to which would determine whether the nominating official would proceed with the appointment or nomination. The expression is a metaphor based on the litmus test in chemistry, in which one is able to test the general acidity of a substance, but not its exact pH. Those who must approve a nominee, such as a justice of the Supreme Court of the United States, may also be said to apply a litmus test to determine whether the nominee will receive their vote.
SAT Subject Test in Chemistry laboratory concepts can simply be memorized beforehand. Some lab-based questions use diagrams, and thus it is helpful to know what common glassware looks like and how the different pieces are used. Like most of the SAT Subject Tests, the Chemistry SAT Test is relatively difficult. It tests a very wide breadth of content and expects students to formulate answers in a very short period of time. Many high school students find themselves picking up extra resource material, like prep books and online aids, to help them prepare for the SAT Chemistry test. While the test is challenging, there are distinctions