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Topic: Dissolve in H20  (Read 2507 times)

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Offline FouRRaW

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Dissolve in H20
« on: February 14, 2007, 09:02:24 PM »
I have a question here that asks....

Circle the ionic compounds that are most likely to dissolve in water.

I'm just wondering how do you go about doing this again?  I think i'm supposed to use the like dissolves like( non polar dissolves non polar)
but i'm not sure and how do i figure out which one is polar enough to dissolve in water? Help would be appreciated thanks.

Wait do i just use the charges....if the charges are equal to zero then it is non-polar ..but water only dissolves polar substances right?
ex. Pb2+S2-  charges equal zero but Na2S is polar....
yaya
yaaddadada

never mind i figured it out
« Last Edit: February 14, 2007, 09:13:52 PM by FouRRaW »

Offline constant thinker

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Re: Dissolve in H20
« Reply #1 on: February 14, 2007, 09:15:39 PM »
You could also just look at a solubility chart.
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