Hydrogen Iodide, HI, Is Formed in an Equilibrium Reaction When

question 10

Multiple Choice

Hydrogen iodide, HI, is formed in an equilibrium reaction when gaseous hydrogen and iodine gas are heated together. If 20.0 g of hydrogen and 20.0 g of iodine are heated, forming 10.0 g of hydrogen iodide, what mass of hydrogen remains unreacted?

• A)10.0 g hydrogen remains
• B)10.9 g hydrogen remains
• C)15.0 g hydrogen remains
• D)19.9 g hydrogen remains
• E)Need to know the equilibrium constant in order to calculate the answer.

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Definitions:

Rate of Return

The profit or deficit achieved from an investment throughout a certain period, presented as a proportion of the original investment amount.

Cumulative Loss

The total amount lost over a period, taking into account all losses incurred during that time.

Rate of Return

The financial return or shortfall from an investment across a defined span, shown as a percentage of the investment's original price.

Rate of Return

The upward or downward movement in an investment's value, measured across a specific interval, and expressed relative to the investment's initial value.