Sample Quizzes are designed to give you an idea of the types of questions you can expect.  I have made every effort to ensure that answers are correct, but I don't guarantee every answer.  If you come up with a different answer, you may be correct, but tell me, and I will check the answers.  

Quiz #1

1. Write the following in scientific notation (do not round or drop significant figures):

____1.566311 x 10⁶ ___1,566,311

____ 3.8576 x 10^-3 ____0.0038576

_____ 5.2265 x 10⁵____522.65 x 10³

______ 3.49 x 10^-6 ____0.00000349

2. Round the following to the indicated number of significant figures:

_____ 312 _________312.49 (3 sig fig)

______ 102.40 ______102.4005 (5 sig fig)

_____ 10340 _______103.351 x 10² (4 sig fig.)

3. Perform each of the following conversions, showing all conversion constants.

351 cm² to in²: 54.4 in²

62.1 ft to yards: 20.7 yd

458 g to kilograms: 0.458 kg

62.5 cm to inches: 24.6 in

3.5 hours to minutes: 210 min

4. Convert the following temperatures:

-200 ^oC to Kelvin: 73 K

20 ^oC to ^oF: 68 ^oF

80 ^oF to ^oC: 26.7 ^oC

50 ^oF to Kelvin: 10 ^oC --> 283.15 K

5. A sample of alcohol has a density of 0.820 g/ml. What  mass does 75.0 mL of this liquid have? 61.5 g

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