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Chapter 2
Chemistry for dummies
| Question | Answer |
|---|---|
| Tera | T 10^12 |
| Giga | G 10^9 |
| Mega | M 10^6 |
| Kilo | k 10^3 |
| Hecto | h 10^2 |
| Deka | da 10^1 |
| Deci | d 10^-1 |
| centi | c 10^-2 |
| Milli | m 10^-3 |
| Micro | u 10^-6 |
| Nano | 10^-9 |
| Pico | p 10^-12 |
| Basic unit for length in SI | Meter |
| 1 mile=______ km | 1.61 km |
| 1 yard=_m | 0.914 m |
| 1inch=_cm | 2.54 cm |
| Basic unit of mass in SI | Kilogram |
| 1 lb =_____g | 454 g |
| 1oz=____g | 28.4g |
| 1lb=____kg | 0.454kg |
| 1gr=_____g | 0.0648g |
| 1 car=____mg | 200 mg |
| exponential notation | a number that is represented as a value raised to a power of ten |
| scientific notation | the decimal point is always located between the first and second digit. the first digit must be a number other than zero |
| 1 qt= ____ L | 0.946 L |
| 1 pt= ____ L | 0.473 L |
| 1 fluid ounce= ___mL | 29.6 mL |
| 1 gal= ____ L | 3.78 L |
| Celsius to Fahrenheit | F=(9/5)C+32 |
| Fahrenheit to Celsius | C=(5/9)(F-32) |
| Celsius to Kelvin | K=C+273 |
| SI unit for pressure is | pascal |
| 1 pascal= 1 _____ | newton per square meter |
| a newton is a unit of force equal to _____ | 1kg*m/s^2 |
| SI unit for energy | joule |
| 1 calorie=___joules | 4.184 J |
| 1BTU=__________cal=_______J | 252, 1053 |
Created by:
Rachelrx
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