examplify strong and weak acids and bases
Answers
Answer:
Strong acids and bases are 100% ionized in aqueous solution. Weak acids and bases are less than 100% ionized in aqueous solution. Salts of weak acids or bases can affect the acidity or basicity of their aqueous solutions.
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Explanation:
Strong acids are those acids that can completely ionise all the H+ ions perent in it in its aqueous solution.
Ex; HCl(l) + H2O → H+ (aq) + Cl- (aq)
As HCl can ionise all its H+ ions so it's q strong acid.
Weak acids are those acids that can ionise there H+ ions to a small extent in their aqueous solution.
Ex;CH3COOH(l) +H2O → HCOO-(aq) + H+(aq)
As acetic acid can ionise its only one H+ ion so it's a weak acid.
Strong bases are those alkalies that can ionise or release all OH- ions present in it.
Ex;NaOH(s) + H2O → Na+(aq) + OH-(aq)
As sodium hydroxide can ionise all the hydroxyl ions(OH-) so it's a strong base.
Weak bases are those alkalies that can ionise their OH- ions to a little extent.
Ex;NH4OH (l) +H2O → NH4+(aq) + OH-(aq)
As ammonium hydroxide can't ionise all the hydroxyl ions so it's a weak base.