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Worksheet 2 - Dimensional Analysis II Directions: Answer each of the following questions. Be sure to use complete sentences where appropriate. For full credit be sure to show all of your work. Where appropriate answes should be boxed for clarity, written to the correct number of significant figures, and include proper units. 1. If a roll of nickel coins has a mass of 735g, what is the mass of the roll of nickels in ounces? 2. Pistachio nuts cost $7.35/lb. How many grams of pistachios can be purchased for $5.00? 3. Convert 14.9g/mL to lb/gallon. 4. Gold is a dense, shiny, ductile, malleable metal with a density of 19.30g/mL. If a golden metal weighs 78.691g and has a volume of 4.07mL. Is the sample gold? 5. The mass of blood plasma in an adult is 7.0 pounds. Its density is 1.03g/mL. Approximately how many liters of blood plasma are there in your body? 6. If the sun is 93,000,000 miles from earth, how long (minutes) does it take for sunlight to reach the earth? (Given: The velocity of light is 186,000miles/second )