CH-1681
Surface area
Chemistry · Secondary 4 · Hard · Surface area
A gas scrubber removes sulfur dioxide by reacting it with calcium carbonate slurry:
Which statement best explains why using powdered calcium carbonate instead of large lumps increases the rate of removal?
Which statement best explains why using powdered calcium carbonate instead of large lumps increases the rate of removal?
- Powder has a higher temperature.
- Powder has a larger surface area for collisions.
- Powder has a lower activation energy.
- Powder increases the concentration of .
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