Why is `H_(2)S` less acidic than `H_(2)Te` ?

Why is `H_(2)S` less acidic than `H_(2)Te` ?
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Why is `H_(2)S` less acidic than `H_(2)Te` ? A. Less dissociation enthalpy of `H_(2)S` B. More ... ` is less D. Melting point of `H_(2)S` is less
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