chemistryfairy777
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A-Levels chemestry Quiz on acids and bases, created by chemistryfairy777 on 08/05/2013.

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chemistryfairy777
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acids and bases

Question 1 of 3

1

what is the fromula to work out PH of an acid?

Select one of the following:

  • -log[H+]

  • -log[OH-]

  • [H+][x-]
    ---------
    [Hx]

Explanation

Question 2 of 3

1

what is the ph of a 0.0632 moldm-3 solution of hydrochloric acid?

Select one of the following:

  • 0.199

  • 1.199

  • 1.206

Explanation

Question 3 of 3

1

what is the equation for ka of the weak acid HZ?

Select one of the following:

  • [H+][Z-]
    ---------
    [HZ]

  • [HZ]
    ---------
    [H+][Z-]

  • [H+][Z-] X [HZ]

Explanation