write the pH of aquatic solution of different kind of salts
Answers
Answer:
KCL is neutral (7),Na2CO3 is acidic so ( less than 7).NH4CL is also neutral (7).NaNO3 is also acidic so (less than 7).K2SO4 is also acidic so (less than 7)
Explanation:
(a) Ammonium chloride (NH
4
Cl) 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 (Na
2
CO
3
SUBSTANCES pH Value
1) Solution of Common salt
equal to 7
2) Solution of Sodium acetate
greater than 7
3) Solution of Hydrochloric acid
less than 7
4) Solution of Carbon dioxide
less than 7
5) Solution of Potassium bromide
equal to 7
6) Solution of Calcium hydroxide
greater than 7
7) Solution of Ammonium chloride
less than 7
8) Solution of Vinegar
less than 7
9) Solution of Sodium carbonate
greater than 7
10) Solution of Ammonia
greater than 7
11) Solution of Sulphur dioxide
less than 7
) has a pH more than 7 since it is made of a weak acid and a strong base.