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"Does Salt Change the pH of Water?

  • It depends upon the pH of the water into which the salt is being introduced. Chemically speaking, salt is a basecompound, falling smack in the center of the acid-alkaline spectrum (at 7). If introduced to water which has a high pH, the pH might be lowered incrementally toward the center of the pH spectrum depending on how much water there was and how much salt was introduced. If the water had a very low pH, making it very acidic, the salt would increase the pH toward the center of the spectrum."
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βˆ™ 12y ago
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βˆ™ 14y ago

Salt water is neutral in nature and usually has a pH of 7.0.

But this is the case only when salt is formed by the reaction of strong acid and strong base.

When a salt is formed by the reaction of a strong acid and weak base, then the salt formed is acidic and has a pH < 7.

When a salt is formed by the reaction of a strong base and weak acid, then the salt formed is basic in nature and has a pH > 7.

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AnswerBot

βˆ™ 6mo ago

Yes, salt water does have a pH value. The pH of salt water will generally depend on the amount of dissolved salts present in the water, but it is usually slightly basic with a pH around 7.5-8.4.

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βˆ™ 15y ago

salt makes a liquid's pH near neutral (around 7)

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βˆ™ 7y ago

For example sodium bicarbonate.

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Anonymous

Lvl 1
βˆ™ 4y ago

NaCN

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Q: Does salt water have a pH?
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Related questions

What is the pH level of salt added to water?

Salt added to water does not significantly change the pH level. The pH of water, which is neutral, remains close to 7 even after adding salt. The effect of salt on the pH of water is minimal.


Is salt and water neutral on the pH scale?

Water solution of salt is neutral.


Does adding salt to fresh water in and of itself change the pH of the water?

The pH is unchanged.


Does epsom salt lower pH in water?

Epsom salt, or magnesium sulfate, can lower pH in water if the water has a low pH to begin with. This is because the sulfate ions produced when epsom salt dissolves can react with water to form sulfuric acid, lowering the pH. It is important to monitor pH levels carefully when using epsom salt in water, especially in aquariums or other sensitive environments.


What is the pH of Epsom salt when mixed with water?

The water solution of Epsom salt is neutral.


What is basic salt?

This is salt with a pH over 7 in water solution.


Is water acid base or salt?

Salt water is neutral.


What is the pH value of salt solution?

Salt is neutral, and water is neutral so I think it must be neutral (pH 7).


What is the pH of salt?

The pH of Magnesium Sulfate is: 4.5 (3.5 to 6.5).


What is the pH in salt?

The pH of salt itself is neutral, around 7. However, when salt dissolves in water, it can form an acidic or basic solution depending on the type of salt. For example, sodium chloride (table salt) does not significantly affect the pH of water when dissolved, whereas salts like sodium carbonate can increase the pH.


What is an acidic salt?

The water solution of an acidic salt has a pH under 7.


What is the acidic salt?

This is a salt having a pH under 7 in water solutions.