Q15
Give one example each of a salt which gives an
aqueous solution having: pH less than 7.
A NaHCO3
B
НСІ
- NaOH
D
Naci
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(a) Ammonium chloride (NH4Cl) has a pH less than 7 since it is made of strong acid and weak base.
(b) Sodium chloride (NaCl) has a pH equal to 7 since it is made of strong acid and strong base.
(c) Sodium carbonate (Na2CO3) has a pH more than 7 since it is made of a weak acid and a strong base.
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Ammonium chloride NH4Cl has pH less than 7
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