The______________ variable is the variable you are observing and that changes in response to the ______________variable. A. Inde
1 answer:
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Answer:
Explanation:
Given:
A solution contains one or more of the following ions such as Ag, and
Here the Lithium bromide is added to the solution and no precipitate forms
Solution:
Since with LiBr no precipitation takes place therefore Ag+ is absent
Here on adding to it precipitation takes place.
Precipitate is as follows,
Thus,
is present
When is added again precipitation takes place.
Therefore the reaction is as follows,
Therefore,
are present in the solution