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Seaborgium-266 has a half-life of 30 seconds.  A sample contains [x] mg of the isotope.  How much of the isotope remains after 90 seconds?  Report the answer to 3 significant figures.

How many grams does 2.15×1021 molecules of pseudoephedrine weigh?  Pseudoephedrine is C10H15NO.

What is the pH of a solution that has  [H+] = [x]  M? Report your answer to two places after the decimal. (x.xx)

Liquid A evaporates more rapidly than Liquid B. From this, one can conclude that Liquid A has the 

Which of the following are requirements of both the Frye and Daubert tests?

Which of the following cases first established the requirement that mentally ill people who are civilly committed must be treated in the least restrictive environment?

Which of the following describes the “dose response” found in research on Adverse Childhood Experiences?

Which of the following is an accurate description of “legislative exclusion”?

Which of the following SCOTUS rulings required due process rights to be incorporated into Juvenile Court proceedings?

People are less likely to falsely confess to a crime that is more serious, such as a homicide.