Examples for

Chemical Quantities

Correct handling of quantities and units is of paramount importance for the working chemist. Use Wolfram|Alpha to compute extensive properties for chemicals, which depend on the amount of substance present, and to convert quantities between different units.
Quantities

Compute properties of a quantity of a chemical.

Enter quantities by mass:

500mg of silver nitrate
12 lbs of 4-cyanoindole
100 mL 0.4 M sulfuric acid

Enter quantities by volume:

20 microliters of isopropanol
5.34 gallons 3-decanone
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Chemical Conversions

Convert a quantity from one unit to another.

Find the number of moles from a given mass:

convert 135g sodium acetate to moles
how many moles in 5 mg of methyl(S)-4(tert-butyldimethylsilyloxy)-2-hydroxybutanoate
2 kg calcium hydrogen phosphate to moles

Convert quantities to volumes:

volume of 20 pounds of methanol
10^30 atoms of helium to liters
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