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PLEAS HELP ME WITH THIS CHEMISTRY PROBLEM! STEP BY STEP!!?

1.What is the hydrogen ion concentration of a solution with pH = 9.25?

2.Assuming equal concentrations, rank these solutions by pH:

HI, HBrO, NH3,RbOH, Sr(OH)

3. What is the pH of an aqueous solution with a hydrogen ion concentration of [H ] = 4.4 × 10–6 M?

1 Answer

Relevance
  • 3 years ago
    Favorite Answer

    1.

    10^-9.25 = 5.62 × 10^-10 M H{+}

    2. from highest to lowest pH:

    RbOH

    Sr(OH) *

    NH3 *

    HBrO

    HI

    * These two might be reversed. I'm not sure.

    3.

    pH = - log (4.4 × 10^–6 ) = 5.4

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