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Nikolay [14]
3 years ago
6

Plz help me with this

Biology
2 answers:
malfutka [58]3 years ago
5 0

It is confusing try another question will try to help

Marianna [84]3 years ago
4 0
You wanna do some more practice questions at a beginner level and work your way up to that
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In a lab about the activity series, a solution of copper(II)chloride is placed in a test tube with zinc metal. If zinc is higher
Tcecarenko [31]

Answer:

Option D, Zinc is higher on the activity series because there is clear evidence of a reaction.

Explanation:

It is very clear that a metal which is higher in activity will replace a metal having lower activity.  

Since, Zinc has higher activity than copper, it is very sure that it in a copper chloride solution it will replace copper and produce zinc chloride solution leaving behind copper as residue.  

Residues of copper is a clear evidence of reaction  

The chemical equation for this reaction would be -

CuCl_2 + 2Zn^+ -----> 2ZnCl + Cu^{2+}

Hence, option D is correct

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