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Unformatted text preview: 40x50. Calculate the number of paper cups per square foot. 5. A two pound walleye caught in Utah Lake was found to contain 10 micrograms of mercury. What is the ppm of mercury in the fish? 6. Your little brother has a sore throat. Your mother tells you to make him gargle with a 2% NaCl (salt) solution. She wants you to put the salt in 20 ml of water. How much salt will you put in the glass of water? What is the ppm? 7. You swallow a 1000mg vitamin C tablet. If you weigh 150 lbs (68100 kg), what is the mg/kg of the vitamin to body weight? 8. You are bottling tomatoes with your mom and she tells you to put 30 mg of NaCl in each quart jar. Calculate the ppm level and % salt in each jar. (Assume each jar holds 1000 ml)...
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 Fall '11
 HOPKINS

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