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1 acre (ac) = 0.4047 hectares
1 acre (ac) = 0.4047 hectares
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1 hectare (ha) = 2.471 acres = 10000 square metres = 0.00386 square miles
1 hectare (ha) = 2.471 acres = 10000 square metres = 0.00386 square miles
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1 square mile = 640 acres = 258.99 hectares = 2.59 square kilometres
1 square mile = 640 acres = 258.99 hectares = 2.59 square kilometres
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1 square kilometre = 0.3861 square miles = 247.1 acres = 100 hectares
1 square kilometre = 0.3861 square miles = 247.1 acres = 100 hectares
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1 township = 36 square miles
1 township = 36 square miles
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1 cubic foot (cu ft) = 0.028 cubic metres
1 cubic foot (cu ft) = 0.028 cubic metres
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1 centare (ca) = 1550.003 square inches = 1 square metre = 1.196 square yards
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1 millimetre = 0.039 inches
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1 centimetre = 0.394 inches
1 centimetre = 0.394 inches
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1 metre = 39.370 inches = 1.094 yards
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1 metre = 39.370 inches = 1.094 yards
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1 kilometre = 0.621 miles = 3280 feet = 1000 metres
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1 inch = 2.54 centimetres
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1 foot = 0.305 metres
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1 yard = 91.44 centimetres = 0.9144 metres
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1 mile = 1609.3 metres = 1.6093 kilometres
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1 litre = 0.220 gallons = 0.880 quarts = 1000 cubic centimetres = 61.025 cubic inches
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1 ounce (troy) = 31.103 grams
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1 ounce (avdp) = 28.3495 grams
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1 kilogram (kg) = 32.151 ounces (troy) = 35.274 ounces (avdp) = 2.205 pounds
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1 metric tonne = 0.984 tons (long) = 1.102 tons (short) = 2204.622 pounds = 1000 kilograms
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1 long ton (l t) = 1.016 tonnes = 2240 pounds
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1 short ton (s t) = 0.9071 tonnes = 2000 pounds
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Ore Grade Conversion
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1 troy oz./short ton = 34.2857 grams/tonne
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1 gram/tonne 0.0292 oz./ton
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Specific Gravity x 1 = g/Lg/L x 8.345404 = lb/gal
lb/gal x 0.119826 = g/mL
lb/gal x 0.119826 = g/mL
°F = (1.8 x °C) + 32
°C = (°F - 32) x 0.555
°Kelvin = °C + 273.
°C = (°F - 32) x 0.555
°Kelvin = °C + 273.