limiting reactant


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limiting reactant

The substance with the lowest concentration in a chemical reaction. Its amount determines the amount of product made from that reaction.
See also: reactant
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Contrastina effects of agitation screed on nitric acid-toluene dispersions N u Vortex depth [N.sub.Re,I] [We.sub.I] (rpm) (m/s) (cm) a b a b a b 100 0.39 0.52 0.55 9380 11270 46 28 200 0.78 2.06 2.15 18750 22540 182 112 400 1.58 7.80 8.00 37500 45080 730 450 600 2.37 17.00 17.40 56250 67620 1640 1010 N u Percent Conv of Para/ortho (rpm) (m/s) limiting reactant ratio a b a b 100 0.39 85.00 21.40 0.65 0.63 200 0.78 85.00 47.20 0.65 0.50 400 1.58 85.00 38.50 0.62 0.68 600 2.37 85.00 24.10 0.67 0.68 a: Toluene/nitric acid (molar ratio) = 0.85:3.66; catalyst (zeolite H-Beta S/A, 30) =10 g; temperature under reflux = 120[degrees]C, limiting reactant: toluene.