Answer Happy

4. Dimensional Analysis! Let's convert some units! For full credit, please make sure to show all of your work, including units and conversion factors (the same work that we did in class)! Problems a through d will walk you through a dimensional analysis one step / unit conversion at a time. a. At the Penn State Berkey Creamery, you can buy 1 pound (0.45 kilograms) of dry ice (solid carbon dioxide, CO₂) for $1.00. How many grams of CO₂ is this? b. Now, please convert grams of CO₂ to moles of CO₂: c. Now, please convert moles of CO₂ to number of molecules of CO₂: d. Now, please convert molecules of CO₂ to total number of atoms. Wow! That's a lot of atoms for only one dollar! e. A dosage of EpiPen contains 0.30 mg of adrenaline, C₂H₁3NO₂. How many atoms are in this dosage? f. A Venti coffee from Starbucks contains about 400 mg of caffeine, CsHioN4O₂. How many molecules of caffeine are in a Venti* coffee?