Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

Normal Size Small Size show me how

Normal Size Small Size show me how

# Chemistry PP

### Module 1 - Practice Problems

Question | Answer |
---|---|

1. Convert 1.2 mL into L. | 0.0012 L |

2. Convert 34.50 km into m. | 34,500 m |

3. Convert 0.045 km into cm. | 4500 cm |

4. If an object has a volume of 34.5 mL, how many kL of space does it occupy. | 0.0000345 kL |

5. A box is measured to be 2.3 m by 4.2 m by 3.5 m. What is its volume is cubic centimeters? | 33,810,000 cc |

6. A nurse injects 34.5 cc of medicine into a patient. How many liters is that? | 0.0345 L |

7. Convert the following decimal numbers into scientific notation: (a.) 123.45 (b.) 0.0003040 (c.) 6,100,000 (d.) 0.1234 | (a.) 1.2345 x 10² (b.) 3.040 x 10⁻⁴ (c.) 6.1 x 10⁶ (d.) 1.234 x 10⁻¹ |

8. Convert the following numbers back into decimal: (a.) 6.54 x 10³ (b.) 3.450 x 10⁻³ (c.) 3.56 x 10⁷ (d.) 4.050 x 10⁻⁷ | (a.) 6540 (b.) 0.003450 (c.) 35,600,000 (d.) 0.0000004050 |

9. Lead has a density of 11.4 grams per mL. If I make a statue out of 3.45 L of lead, what is the statue's mass? | 39,330 g |

10. Gold has a density of 19.3 grams per cc. If a gold nugget has a mass of 45.6 kg, what is its volume? | 2362.69 cc |

Created by:
LiseBrinkley