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Density [a] ( kg / L ) Abundance and total mass in Earth's crust [b] ( mg / kg ) Price [7] Year Source Notes USD/kg USD/L [c] 1: H: Hydrogen: 0.00008988: 1400 (3.878 × 10 19 kg) 1.39: 0.000 125: 2012: DOE Hydrogen [8] [d] 1: 2 H (D) Deuterium: 0.0001667 [10] 13 400: 2.23: 2020: CIL [11] [e] 2: He: Helium: 0.0001785: 0.008 (2.216 × ...
1.0 short cwt (100 lb; 45 kg) long quarter: long qtr long qtr 1.0 long qtr (28 lb; 13 kg) short quarter: short qtr short qtr 1.0 short qtr (25 lb; 11 kg) stone: st st 14 lb used mostly in the British Commonwealth except Canada 1.0 st (14 lb; 6.4 kg) st kg. st kg lb; st lb. st lb kg; pound: lb lb 1.0 lb (0.45 kg) lb kg. lb kg st; lb st. lb st kg ...
The London Metal Exchange is an example of a metals exchange where metal is traded as futures contracts providing pricing for defined purity and contract size. The LME Copper contract for example is for delivery of 25 tonnes of Grade A copper cathode at a specified location and priced in United States dollars .
The modern American or US bushel is rounded to exactly 2150.42 cubic inches, a difference of less than one part per ten million. [ 5 ] In English use, a bushel was a round willow basket with fixed dimensions, and its inside measurements were as follows - base diameter 12 inches, top diameter 18 inches, height 12 inches - thus giving a volume of ...
It is also known as the strength-to-weight ratio or strength/weight ratio or strength-to-mass ratio. In fiber or textile applications, tenacity is the usual measure of specific strength. The SI unit for specific strength is Pa ⋅ m 3 / kg , or N ⋅m/kg, which is dimensionally equivalent to m 2 /s 2 , though the latter form is rarely used.
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Energy densities table Storage type Specific energy (MJ/kg) Energy density (MJ/L) Peak recovery efficiency % Practical recovery efficiency % Arbitrary Antimatter: 89,875,517,874: depends on density: Deuterium–tritium fusion: 576,000,000 [1] Uranium-235 fissile isotope: 144,000,000 [1] 1,500,000,000
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