Which substance can lead to addiction, or drug dependence, if abused? A over-the-counter and prescription medicines]

B caffeine

C inhalants, marijuana, and cocaine

D all of the above

What is the mass of each element in a 324.8 sample of co2

What does the symbol (–hfus) indicate in a phase change?

The data below were determined for the reaction shown below. s2o82– + 3i – (aq) → 2so42– + i3– expt. # [s2o82–] (m) [i –] (m) initial rate 1 0.038 0.060 1.4 × 10 – 5 m/s 2 0.076 0.060 2.8 × 10 – 5 m/s 3 0.076 0.030 1.4 × 10 – 5 m/s the rate law for this reaction must be: