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barium chloride reacts with a sulphate to produce barium sulphate which can be seen as a white precipitate and therefor identified.

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Why is Barium Sulphate used in the limit test for sulphates?

Barium sulfate is used in the limit test for sulphates because it forms a highly insoluble precipitate with sulfate ions. This property allows for the qualitative or quantitative determination of sulfate ions in a sample by measuring the amount of barium sulfate precipitate formed. The formation of a white precipitate confirms the presence of sulfate ions in the sample.


Why hcl used in the limit test of sulphates?

Hydrochloric acid (HCl) is used in the limit test of sulphates because it helps in the precipitation of sulphates as insoluble barium sulphate (BaSO4). This makes it easier to quantitatively determine the amount of sulphate present in a sample through gravimetric analysis. The addition of excess HCl ensures that all sulphates are converted to BaSO4, allowing for accurate measurement.


Why is acetic acid added in the limit test for sulphates?

Acetic acid is added in the limit test for sulphates to prevent the precipitation of other metal ions that could interfere with the test results. It forms a soluble complex with various metal ions, ensuring that only sulphates are precipitated and measured accurately.


How to tested Chloride and Sulfate limit test By USP monograph?

To test Chloride limit according to USP monograph, you would typically use a silver nitrate solution and potassium chromate as indicator. For Sulfate limit test, turbidimetric method with barium chloride solution is commonly employed. Both tests involve titration techniques to determine the presence and concentration of Chloride and Sulfate ions within the specified limits as per the USP guidelines.


What is the legal limit of barium?

The legal limit for barium in drinking water set by the Environmental Protection Agency (EPA) is 2 milligrams per liter (mg/L). This regulation ensures that the level of barium in drinking water is below the threshold considered safe for human consumption.


Is there a limit to the amount of sodium chloride that will dissolve in 30 grams of water?

Yes, there is a limit to the amount of sodium chloride that can dissolve in 30 grams of water. This limit is known as the solubility of sodium chloride in water. At room temperature, approximately 36 grams of sodium chloride can dissolve in 100 grams of water.


What is the legal alcohol limit when driving in Texas?

The legal alcohol limit when driving in Texas depends on a couple things. The legal alcohol limit is 0.08 BAC, if you are under 21 then the limit is set at 0.02 BAC and if you are a commercial driver then the limit is 0.04 BAC.


What compound forms precipitates in limit test of chloride?

Silver chloride (AgCl) forms a white precipitate in the limit test of chloride ions when reacted with silver nitrate (AgNO3). This precipitation reaction is commonly used to detect the presence of chloride ions in a solution.


Why nitri acid is used in chloride limit test give reason?

Nitric acid is used in the chloride limit test because it reacts with chloride ions to form insoluble silver chloride. This precipitation reaction allows for the quantitative determination of chloride ion concentration in a sample, helping to identify the presence of chloride within specified limits.


Is 0.36 alcohol level over the limit?

is 0.86 over the limit for driving


What is the age limit for clubs in Atlanta?

The age limit for most clubs is 21 years of age if the club has alcohol. The age limit for a club that doesn't have alcohol is 18 years of age.


What forbid the people from buying alcohol?

an age limit to buy alcohol forbid people from buying alcohol.