In the chemical changes experiment on copper, which of the steps can be omitted if the goal is only to obtain dry copper (II) oxide solid? a. Addition of NaOH to Cu(NO3)2 solution. b. Boiling of the previous solution until black c. Decanting and adding sulfuric acid to dissolve black precipitate d. Filtering and heating until dry and fully black
In the chemical changes experiment on copper, which of the steps can be omitted if the goal is only to obtain dry copper (II) oxide solid? a. Addition of NaOH to Cu(NO3)2 solution. b. Boiling of the previous solution until black c. Decanting and adding sulfuric acid to dissolve black precipitate d. Filtering and heating until dry and fully black
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter19: Transition Metals And Coordination Chemistry
Section: Chapter Questions
Problem 11E: Iron (II) can be oxidized to iron (III) by dichromate ion, which is reduced to chromium (III) in...
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In the chemical changes experiment on copper, which of the steps can be omitted if the goal is only to obtain dry copper (II) oxide solid?
a. Addition of NaOH to Cu(NO3)2 solution.
b. Boiling of the previous solution until black
c. Decanting and adding sulfuric acid to dissolve black precipitate
d. Filtering and heating until dry and fully black
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