why sodium hydroxide pellets are not suitble to be used furing preparation of standard solution?
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Sodium hydroxide cannot be used to prepare a primary standard titration solution because the compound is not available in high purity. The most common impurity is water because sodium hydroxide is hygroscopic, meaning it absorbs water from the air.
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Sodium hydroxide cannot be used to prepare a primary standard titration solution because the compound is not available in high purity. The most common impurity is water because sodium hydroxide is hygroscopic, meaning it absorbs water from the air.
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