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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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chemDO chemDO
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8 years ago
The lime-soda process is used for large-scale water-softening operations. CaO is added to ________.
A) cause precipitation of iron and magnesium as Fe2MgO4
B) oxidize Fe2+ to insoluble Fe2O3
C) remove most Al3+ as solid Al(OH)3
D) cause precipitation of magnesium as Mg(OH)2
E) reduce the pH to 3-4
Textbook 
Chemistry - The Central Science

Chemistry - The Central Science


Edition: 13th
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shutchkashutchka
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Chemistry Major, 2019

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chemDO Author
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#2
8 years ago
Thanks!
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#3
8 years ago
Good luck with the rest, bye for now
Chemistry Major, 2019
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