# Conversion Factors

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The flashcards below were created by user Mon on FreezingBlue Flashcards.

1. What is a conversion factor?
• obtained from an equality (ex. 1 in. = 2.54 cm)
• written as a fraction (ratio with a numerator and denominator & inverted to give two conversion factors for every equality.
• 1 in and 2.54 cm
• ---- --------
• 2.54 cm 1 in
2. Write conversion factors from the equality for litters and mL
• 1 L and 1000 mL
• -----------------
• 1000ml and 1 L
3. Write conversion factors from the equality for hours and minutes
• 1 h and 60 m
• --------------
• 60 m and 1 h
4. Write conversion factors from the equality for meters and kilometers
• 1 km and 1000 m
• ------------------
• 1000 m and 1 km
5. How do you solve a problem?
identify the given unit and the needed unit.
6. What is the given and needed unit for a person that has a height of 2.0 meters?
• given: meters
• needed: inches
7. An injured person loses 0.30 pints of blood. How many milliliters of blood would that be? Identify the given and needed units given in this problem.
• Given: pints
• Needed: milliliters
8. How do you do a problem set up for conversion factors?
• Unit 1 ......x unit 2 =................... unit 2
• .................-------
• ...................unit 1
• given unit ...conversion factor ......needed unit
9. How many minutes are in 2.5 hours?
Given unit:
Needed unit:
Plan:
Set Up Ptoblem:
• Given unit: hours
• Needed unit: minutes
• Plan: hours -----> minutes
• Set Up Ptoblem:
• 2.5h x 60 m
• ..........-------
• .......... 1 h

answer: 150min (2 SF..significant factors)

### Card Set Information

 Author: Mon ID: 66972 Filename: Conversion Factors Updated: 2011-02-17 06:40:22 Tags: Chemistry conversion factors Folders: Description: chemistry, conversion factors Show Answers:

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