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The answer is 7. A coefficient is a number paired with a variable. Because T is paired with 7, it is therefore the coefficient.

Answer:

The coefficient of given compound is 7.

Explanation:

A coefficient is defined as a number which is placed before an expression. The given compound is [tex]7Ti_2(SO_4)_3[/tex]. It is named as Titanium (III) Sulfate.

The coefficient of the Titanium Sulfate is 7 whereas 2 represents number of atom of Titanium. The number of atoms of Sulfur are 3 and the number of atoms of Oxygen are 12.

Hence, the correct answer is "7".

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