Biol 190L Conversion & Concentration Practice Problems 1. Complete the metric system conversions below (use scientific notation). ug (micrograms) ug (micrograms) 1 g = 1 kg = mg 10 g = 10 kg = mg 100 g = Hg (micrograms) 100 kg = mg 1 µg (microgram) = 1 ng = g 10 µg (micrograms) = 10 ng = 100 µg (micrograms) = 100 ng = 2. Solve the following concentration problems and show your work. • How many grams of NaCl are required to prepare 140 ml of a 15% solution? How many mg of CgH1,06are required to prepare 14 ml of a 0.15% solution? 3. Solve the following concentration problems and show your work. • How many grams of NaCl are required to prepare 400 mL of a 1.50 M solution? There are 540 g of CH,,0, dissolved in 4 liters of solution. What is the molarity of this solution?
Biol 190L Conversion & Concentration Practice Problems 1. Complete the metric system conversions below (use scientific notation). ug (micrograms) ug (micrograms) 1 g = 1 kg = mg 10 g = 10 kg = mg 100 g = Hg (micrograms) 100 kg = mg 1 µg (microgram) = 1 ng = g 10 µg (micrograms) = 10 ng = 100 µg (micrograms) = 100 ng = 2. Solve the following concentration problems and show your work. • How many grams of NaCl are required to prepare 140 ml of a 15% solution? How many mg of CgH1,06are required to prepare 14 ml of a 0.15% solution? 3. Solve the following concentration problems and show your work. • How many grams of NaCl are required to prepare 400 mL of a 1.50 M solution? There are 540 g of CH,,0, dissolved in 4 liters of solution. What is the molarity of this solution?
Chapter4: The Metric System
Section: Chapter Questions
Problem 1PP
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