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The Sequence Of Chemical Reactions
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Instructor
INTRODUCTION This experiment was to recover the most amount of copper after it
is subjected to a sequence of reactions. The copper is originally in solid
form, but the reactions will turn it into free Cu+2 ions floating in solution.
The ions will then be regrouped to form solid copper ....
Middle of essay
....o the solution and
stir until the solution becomes clear. Dissolve the excess zinc with more
sulfuric acid. Decant the liquid with a stirring rod, retaining only the copper.
Rinse the copper with distilled water and steam dry. Weigh the mass.
DATA/RESULTS initial mass of copper (g) 0.319 final mass of
copper (g) 0.305 % recovery = (final mass/initial mass) x 100
95.6
OBSERVATIONS -between steps 1 through 4 the solution is blue. -between steps 5
through 8 the solution is dark brown. -bet.... |
| Number of words: 590 |
Approximate pages: 3 |
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