Strong/ Weak Acids/Bases Question?

In aqueous solution, classify these compounds as strong acids, weak acids, strong bases, weak bases or other.

HBr

HNO3

H3PO4

CH3COOH

HCN

KOH

Ba(OH)2

NH3

(CH3)3N

NaCl

1 Answer

  • HBr == strong acid

    HNO3 == strong acid

    H3PO4 == weak acid

    CH3COOH == weak acid

    HCN == weak acid

    KOH == strong base

    Ba(OH)2 == strong base

    NH3 == weak base (NH3 + HOH <==> NH4 + OH-)

    (CH3)3N == weak base

    NaCl == salt

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