Chemical process calculations

Chemical Process Calculations



Unit-1
Useful Conversions


Length: 1 kilometer (km) 1000 meters (m) 0.6214 miles (mi) 3281 feet (ft) 1 meter 100
centimeters (cm) 1.0936 yards (yd) = 3.281 feet 39.37 inches (in)


1 centimeter = 10 millimeters (mm)=0.3937 inches


1 micron (m) 10 meters = 10 centimeters = 3.937 x 10 inches


Area: 1 square kilometer (1 km²)=10º sq. meters (m²) = 0.3861 sq. miles (mi) = 247.1 acres 1 m²
10 sq. centimeters (cm²) = 1.196 sq. yards 10.764 sq. feet 1550.0 sq. inches


Volume: 1 cubic kilometer = 10º cubic meters (m³)=0.2399 cubic miles


1 cubic meter = 10 cubic centimeters = 1.308 cubic yards=35.31 cubic feet-61024 cubic inches 1
litre (1) 1000 cm³ = 10 cubic meters = 0.264 US gallons (US gal) = 61.024 in³


Mass: 1 metric ton (tons) 1000 kilograms=2204.6 avoirdupois pounds (means pound of mass
not force) 1 kilogram (kg) - 1000 grams (g) 2.2046 avoirdupois pounds


Useful Conversions


Time: 1 day 86400 seconds (s)


1 year (yr)=3.156 x 107 seconds


Velocity


1 meter/second (same as m/s) 3.281 feet/second = 2.24 miles/hour


Speed: 1 m/s 3.6 kilometers/hour=2.237 miles/hour 1 kilometer/hour = 0.62 miles/hour (mi/hr)


1 knot 1 nautical mile/hour 1.151 miles/hour=0.51 m/s 1.85 km/hr