Chemistry

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1) In the reaction NaOH + H2O --> Na+ + OH-, sodium hydroxide is the:
A) Lewis acid
B) Brønsted-Lowry acid
C) Arrhenius base
D) Amphoteric substance
E) None of the above
(I think it's C)

2) The conjugate acid of the sulfide ion is:
A) S^2-
B) HS-
C) H2S
D) H3S+
E) None of the above
(I think it's C)

  • Chemistry -

    I think 1 is right and 2 is wrong.
    The conjugate acid of S= is HS^-. The conjugate acid of HS^- is H2S.

  • Chemistry -

    I see my mistake now, thanks!

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