The Following Change Occurs in Acidic Solution

question 115

Multiple Choice

The following change occurs in acidic solution:
____ S^2-(aq) + ____ Cr₂O₇^2-(aq) → ____ S(s) + ____ Cr³⁺(aq)
In the balanced equation,for every mole of Cr₂O₇^2- that reacts,_____ mol of H⁺ are consumed.

• A)7
• B)10
• C)5
• D)14
• E)8

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