Question

define an acid.
sab pagal kaha gye????​

Answer 1

Answer:

A substance with particular chemical properties including turning litmus red, neutralizing alkalis, and dissolving some metals; typically, a corrosive or sour-tasting liquid of this kind.

Answer 2

$Acute \: diseases \: come \: on \: rapidly, \: and \: are \: \\ accompanied \: by \: distinct \: symptoms \: that \: require \: \\ urgent \: or \: short-term \: care, \: and \: get \: better \: once \: they \: are \: treated. \\ For \: example, \: a \: broken \: bone \: that \: might \: result \: from \: a \\ \: fall \: mus \: be \: treated \: by \: a \: doctor \: and \: will \: heal \: in \: time$