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    In the january 2011 paper question 4biii why do you multiply the number of moles by 2? is it because you split calcium hydroxide into its ions? isnt it still 1 mole though?
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    (Original post by Usaldo)
    In the january 2011 paper question 4biii why do you multiply the number of moles by 2? is it because you split calcium hydroxide into its ions? isnt it still 1 mole though?
    When calcium hydroxide dissolves, one mole of calcium hydroxide releases two moles of hydroxide ions into solution.
 
 
 
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