Question
Asked Oct 10, 2019
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The question says:

Solid potassium iodide decomposes into solid potassium and iodide gas.

The answer given has a subscript "2" on the iodine at the start of the equation. Why is the 2 there as a subscript? 

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Expert Answer

Step 1

The balanced equation for the decomposition of potassium iodi...

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2 KI (s)2K(s)+I, (g

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