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Table T9. Moisture and density variables, units, and calculations.
|
Quantity and variable
|
Unit |
Value or calculation |
|
Density salt, ρsalt
|
g/cm3
|
2.22
|
|
Density pore water, ρPW
|
g/cm3
|
1.024
|
|
Mass ratio (salinity correction)
|
None
|
0.965
|
|
Wet mass, MW |
g
|
Measured
|
|
Dry mass, MD |
g
|
Measured
|
|
Dry volume, VD |
cm3
|
Measured
|
|
Mass pore water, MPW |
g
|
(MW– MD)/mass ratio
|
|
Volume pore water, VPW |
cm3
|
MPW/ρPW
|
|
Mass salts, Msalt |
g
|
MPW – MW + MD
|
|
Volume salts, Vsalt
|
cm3
|
Msalt /ρsalt
|
|
Wet volume, VW |
cm3
|
VD – Vsalt + VPW
|
|
Mass of solids, Msolids
|
g
|
MW – MPW
|
|
Volume solids, Vsolids |
cm3
|
VW – VPW
|
|
Porosity, φ
|
None
|
VPW/VW
|
|
Wet density, ρW
|
g/cm3
|
MW/VW
|
|
Dry density, ρD
|
g/cm3
|
Msolids/VW
|
|
Grain density, ρgrain
|
g/cm3
|
Msolids/Vsolids
|
|
Void ratio
|
None
|
VPW/Vsolids
|
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