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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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smmiller223 smmiller223
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11 years ago
I'm completely stuck on this question. I have completed the rest of this assignment but I'm struggling with this one. I appresiate your kindness and thank you so much.

Which of the following compounds does not form a precipitate when reacted with sodium hydroxide?
Cu(NO3)2

      FeSO4

      NaNO3

      Fe(NO3)3
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wrote...
#1
11 years ago
NaNo3. it forms NaO plus H2O plus NO2. two gases and water.
wrote...
#2
11 years ago
its NaNO3  as it will not react with NaOH due to common ion effect. rest all will react to form ppt. of the metal hydroxide.
wrote...
#3
11 years ago
Fe(NO3)3 and NaNO3

nitrates do form solid compounds
wrote...
#4
11 years ago
NaNO3 will not form a precipitate. It will give a solution containing a mixture of Na+, NO3- and OH- ions. Nothing else will be produced.
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