CHE 121 Chapter 2 Quiz.docx - CHE 121 Chapter 2 Quiz Name Richard Gebbia 1 Convert the following to g(a 10 mg = 0.01g(b 25 kg = 25,000g(c 180 ug =

CHE 121 Chapter 2 Quiz.docx - CHE 121 Chapter 2 Quiz Name...

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CHE 121 Chapter 2 Quiz Name: Richard Gebbia 1. Convert the following to g: (a) 10 mg = 0.01g (b) 25 kg = 25,000g (c) 180 ug = 0.00018 2. Indicate the number of significant figures in each of the following: (a) 20.00m 4 significant figures (b) 0.00505m 3 significant figures (c) 5402 000m 4 significant figures (d) 5.50X10- 7 m 3 significant figures 3. The answer (with the correct number of significant figures) for 50.50mL divided by 4mL is 12.625 = 10 (1 significant figure) 4. A patient needs 10.0 grams of a medication over the course of several days. If each capsule contains 0.25g, how many capsules will be needed?
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