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PLZZZ HELP ME IN SOLVING A QUESTION.
find the sum of given geometric series.
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Kindly Refer the attached which I had inserted now.
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The convention is that the cation is written first in a formula, followed by the anion.
The oxidation number of a free element is always 0.
The oxidation number of a monatomic ion equals the charge of the ion.
The usual oxidation number of hydrogen is +1.
The oxidation number of oxygen in compounds is usually -2.
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