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It varies with season, location in the ocean (proximity to surface subsurface river infalls), and secularly with availability of CO2 in the atmosphere. In 1751, the pH was 8.179. In 1994 it was 8.104. PResumably averaged over a large number of measurements in different locations.

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What substance has a PH level of 8?

A substance with a pH level of 8 is slightly basic. Some examples include seawater, baking soda solution, and eggs.


What is the pH of seawater?

The pH of seawater typically ranges from 7.5 to 8.4, making it slightly alkaline. This level can vary based on location, depth, and other factors, but seawater is generally considered to be fairly stable in terms of pH.


What is a substance with a pH level of 8?

A substance with a pH level of 8 is considered slightly basic. Examples include seawater and baking soda when dissolved in water.


A substance with a pH level of 9 called?

A substance with a pH level of 9 is considered basic or alkaline. Examples of substances with a pH of 9 include baking soda solution, hand soap, and seawater.


How many times acidic is urine with the pH level of 6 than seawater with a pH of 8?

Urine with a pH of 6 is 100 times more acidic than seawater with a pH of 8. This is because the pH scale is logarithmic, with each unit change representing a tenfold difference in acidity or alkalinity.


What is a substance with a pH level of 9?

A substance with a pH level of 9 is considered basic or alkaline. In terms of hydrogen ion concentration, a pH of 9 indicates that the substance has a lower concentration of hydrogen ions compared to neutral water (pH 7). This means that the substance is more likely to accept protons in a chemical reaction, making it a base. Examples of substances with a pH of 9 include baking soda (sodium bicarbonate) and seawater.


What has a pH level 8?

I had the same question. I so far can't find something that most people know of that has a pH level of eight, but I do know that the the "Enviro Fresh ODOR PRODUCT" has a pH level of 8 to 8.5.


Does sea water have acid in?

Yes, seawater is slightly basic, with an average pH of around 8.1. This pH level is influenced by the presence of dissolved salts, such as sodium, chloride, magnesium, and calcium.


What are common liquids with PH level of 8?

Common liquids with a pH level of 8 include seawater, certain alkaline drinking waters, and baking soda solution. These substances are considered slightly alkaline and may have a mild effect on acidity levels when consumed or used.


Seawater is a acid?

actually it's not. seawater has a pH of 8 making it a base.


How do changes in CO2 concentration in seawater affect pH levels?

Changes in CO2 concentration in seawater can affect pH levels by increasing the amount of carbonic acid in the water, which lowers the pH and makes it more acidic. This process is known as ocean acidification.


Is seawater acidic or alkaline?

Seawater is generally alkaline, with a pH around 8.1 on average. This alkaline pH is due to the presence of dissolved salts like sodium chloride (table salt) in the water.