phenolphthlein kaise banate hai
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Weigh out 0.5g of phenolphthalein.Prepare 50% ethyl alcohol solution contained of 50mL ethonal and 50mL water.Now, dissolve the phenolphthalein in the 50% ethyl alcohol solution.Store in dropper mechanism for use.
Answered by
1
Weigh out 0.5g of phenolphthalein.Prepare 50% ethyl alcohol solution contained of 50mL ethonal and 50mL water.Now, dissolve the phenolphthalein in the 50% ethyl alcohol solution.Store in dropper mechanism for use.
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