Chemistry · Explorer

1/4
Surface area and rateRunning
Reaction vessel. Exposed surface at 64.4 m². Rate achieved 38.64 g/s, Rate required 21 g/s. Currently rate achieved is over by 17.64 g/s.TUNINGREACTANTSPRODUCTSACTIVATION PATH64.4 M²
t = 0.0s

Rate achieved

38.64g/s

Rate required

21g/s

64.4 m²

Reaction vessel. Exposed surface at 64.4 m². Rate achieved 38.64 g/s, Rate required 21 g/s. Currently rate achieved is over by 17.64 g/s.

What has to balancer∝Ar \propto A

What is happening

You are called to a limestone kiln deciding how finely to crush its feedstock.

The line is running short of feed. The kiln must hit 21 g/s, each square metre of exposed surface reacts at 0.6 g/s, and the crush setting gives far too little surface.