what is the difference between an acid and a base?

Question

Dau · Answer

{ underline{ underline{ bf{ red{ : :Acid : :}}}}}   Proton donor and electron pair acceptor  It can increase the concentration of H+ ion in aq. solution.  pH value is <7  Turn blue litmus paper into red  Acid reacts with bases to form salts  Acid taste sour     { underline{ underline{ bf{ orange{ : :Base : :}}}}}   Proton acceptor and electron pair donor  It can increase the concentration of OH- ion in aq. solution.  pH value is >7  Turn red litmus paper into blue  Bases reacts with acids to form salts  Bases taste soapy

thuhuong · Answer

Answer:     ￼    A substance, mostly liquid that donates a proton or accepts an electron pair in reactions. An acid increases the concentration of H+ ions. A base is a substance that releases hydroxide (OH-) ions in aqueous solution, donates electrons and accepts protons.

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