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Chapter 2

Chemistry for dummies

QuestionAnswer
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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