One tablet of extra-strength Excedrin contains aspirin, acetaminophen, and caffeine. To isolate the three components, you had to extract the solution including ether and the three components first with K2HPO4 and then afterwards with aqueous KOH. However, you mistakenly switched the order of the two extractions. How would this affect the apparent yields and the purity of the aspirin and the acetaminophen?

Which term describes a fracture in the earth at which land stays in the same place? a. joint b. fault c. split d. hinge

Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat