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Author: Subject: Question on salts
Kamite
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[*] posted on 19-7-2007 at 11:29
Question on salts


Hi everybody,

Which of the following reactions will happen at room temperature:

1. 2NaNO3 (aq) + CuCl2 (aq) -> Cu(NO3)2 + 2NaCl

2. 2NaNO3 (aq) + CuSO4 (aq) -> Cu(NO3)2 + NaSO4

TY

[Edited on 19-7-2007 by Kamite]
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Blind Angel
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[*] posted on 19-7-2007 at 12:51


Quick hints:
a) check if the product are possible, and the reactive too (they seem fishy to me, did you copy them right?)
b) check for the solubility of the product




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Kamite
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[*] posted on 19-7-2007 at 14:23


You are right. I have edited it.
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12AX7
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[*] posted on 19-7-2007 at 16:24


Sodium chloride and sulfate are both the least soluble compounds in those solutions, so after evaporating, much of the sodium will be removed.

Tim




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