SI units and proportions Flashcards
Mass
Kilogram -kg
Length
meter -m
Time
Second -s
Temperature
Kelvin -K
Electric Current
Ampere-A
Amt. Substance
Mole-mol
1 ton in kg
1 ton=1000kg
1kg in pounds
1Kg=2.205 lbs
1 pound in grams
1lb=453.59g
1oz in g
1oz=28.35g
1L in mL
1L=1000mL
1mL in cm^3
1mL=1cm^3
1Km in mi
1Km = .6214mi
1m in inches
1m=39.37in
1ft in cm
1ft=30.48cm
1in in cm
1in=2.54cm exactly
Boiling point of water
212F, 100C, 3733.15K
Freezing point of water
32F, 0C, 273.15K
Absolute zero of water
-460F,-273C,0K
Rm Temp of water
72F,22C
Joule =
J=Kg x M^2 over s^2
Joule in calories
4.184Joules =1cal
1kWh in Joules
1kWh=3.60x10^6Joules
Heat capacity definition and units
amt of heat a substance must absorb to raise its temp by 1C (Cal/C or J/C
SPECIFIC HEAT OF WATER ALL FORMS
L=4.184
S=2.03
G=2.02
Specific heat equation
q=mass x heat capacity x temperature change (deltaT)
1AMU in grams
1amu=1.67x10^-24g