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How many grams of sodium metabisulphite is needed to make 0.01N solution?
To prepare a 0.01N solution of sodium metabisulfite, you would need 2.31 grams of sodium metabisulfite per liter of solution.
What is exact reaction between sodium metabisulfite and bromine?
2NaHSO3 + Br2 + H2O = NaBr + NaOBr + SO2 + H3O+ I am not happy with this answer - you have a positive charge appearing from nowhere. Also NaHSO3 is sodium bisulfite the questioner asked for sodium metabisulfite which is Na2S2O5 . However, sodium metabisulfite in the presence of water does convert to sodium bisulfite Na2S2O5 + H2O = 2NaHSO3 2NaHSO3 + Br2 + H2O = 2NaBr + H2SO4 + H2SO3
What compound is Na2S2O3?
Antimony sulfide; sodium oxide; carbonic acid.
On peeled potatoes what anti browning agent can be used?
sodium metabisulfite
Is sodium metabisulphite a fungicide?
sodium metabisulfite known to be fungicidal when used alone at high concentrations. sodium metabisulfite has potential undesirable side-effects:1) sodium metabisulfite emits sulfur dioxide at acidic pHs creating a potentially toxic atmosphere for humans, they can contribute to acid rain development.2) Residues of sodium sulfite can remain on treated plants. Many people are allergic to sodium sulfite in foods so metabisulfite-containing fungicides should not be applied immediately before harvest.
Why do sodium metabisulfite and garlic extract have food preservative antimicrobial anti-browning properties Please answer urgently?
You can research this from the links below (While Sodium Metabisulfite has anti browning properties I am not sure that garlic does!)
How can you prevent oxidation of sodium metabisulfite in solution Is pH an important factor in controlling oxidation of metabisulfite will glycerol addition stop oxidation of metabisulfite?
You can prevent oxidation of sodium metabisulfite in solution by storing it in a cool, dark place with minimal exposure to air. pH is an important factor in controlling oxidation, as lower pH levels can help stabilize metabisulfite and reduce oxidation. Adding glycerol may not necessarily stop oxidation of metabisulfite, but it could potentially help to slow down the process by acting as a stabilizer.
Does sodium chloride expire?
yes
How many grams of sodium metabisulfite is needed to make 10 percent solution?
Put 100 grams in a beaker and and around 500 mls of water until it dissolves, then top up the beaker to a liter. That is your 10% solution. The percentage solution is a ratio of the weight of the compound to the weight of the final solution.
What are the differences between sodium metabisulfite and sodium bisulfite in terms of their chemical properties and applications?
Sodium metabisulfite and sodium bisulfite are both chemical compounds used as preservatives and antioxidants in various industries. The main difference between them lies in their chemical structures and properties. Sodium metabisulfite (Na2S2O5) is a white crystalline powder that is commonly used as a food preservative and in the production of wine and beer. It is a stronger antioxidant compared to sodium bisulfite and is more stable in acidic conditions. Sodium metabisulfite is also used in water treatment and as a bleaching agent in the textile industry. On the other hand, sodium bisulfite (NaHSO3) is a white to yellowish crystalline powder that is less stable than sodium metabisulfite. It is commonly used as a food preservative, particularly in the preservation of fruits and vegetables. Sodium bisulfite is also used in the treatment of wastewater and in the production of paper and textiles. In summary, sodium metabisulfite is a stronger antioxidant and more stable in acidic conditions compared to sodium bisulfite. Both compounds have similar applications as preservatives and antioxidants, but their specific properties make them more suitable for different industries and processes.
What is metabisulfate?
Potassium metabisulfite, K2S2O5, also known as potassium pyrosulfite, is a white crystalline powder with a pungent sulfur odour. The main use for the chemical is as an antioxidant or chemical sterilant. It is a disulfite and is chemically very similar to sodium metabisulfite, with which it is sometimes used interchangeably. Potassium metabisulfite is generally preferred out of the two as it does not contribute sodium to the diet.
What is potassium metabisulfate?
Potassium metabisulfite, K2S2O5, also known as potassium pyrosulfite, is a white crystalline powder with a pungent sulfur odour. The main use for the chemical is as an antioxidant or chemical sterilant. It is a disulfite and is chemically very similar to sodium metabisulfite, with which it is sometimes used interchangeably. Potassium metabisulfite is generally preferred out of the two as it does not contribute sodium to the diet.
