All harmful psychoactive substances are illegal.

Recreational drugs are always _________________________________.

Match the drug schedule with the appropriate description of drugs in that category (2 points each. 10 points total)

(05.06 LC) Which formula can be used to calculate the percent yield?

(07.05 LC) Which property of manganese dioxide helps it turn hydrogen peroxide into water faster than it would without it?

(06.03 MC) A 4.5-liter sample of a gas has 0.80 mole of the gas. If 0.35 mole of the gas is added, what is the final volume of the gas? Temperature and pressure remain constant.

Which of the drugs discussed in this class are most closely linked with crime?  How might these drugs cause crime?

(07.05 MC) The graph shows a sample of gas when it is hot, cold, and at room temperature.Which statement is correct about curves B and C?

(06.02 LC) What happens to the particles of a solid when the solid changes into a liquid?

(07.01 LC) On which of the following factors does the amount of energy absorbed by an endothermic reaction depend?