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mrh881
mrh881 asked in Science & MathematicsChemistry · 1 decade ago

Chemistry question help!?

A 0.02 M aqueous solution of HA has pH=1.7, and a 0.1 M aqueous solution of HB has pH=4.

What species has the weakest bond with H?

a) H-A

b) H-B

c) H-OH

d) H-OH2

Which is the strongest base?

a) A-

b) B-

c) H2O

d) OH-

Which is the weakest base?

a) A-

b) B-

c) H2O

d) OH-

Also, I would like to know how the answer was reached and if any mathematical computation needed to be done.

Thank you in advance!

2 Answers

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  • Necronlord312
    1 decade ago
    Favorite Answer

    i think the answers are a, d and c

  • ferrous lad
    Lv 4
    1 decade ago

    a) HA

    b) B-

    c) H2O and A-

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