A sample of hard water contains 20mg of ca ions per liter
A sample of hard water contains 20mg of Ca++ ions per liter. Explain how many milliequivalents of Na2Co3 would be required to soften 1 liter of sample?
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a solution of oxalic acid cooh2 2h2o is prepared by dissolving 063g of acid in 250ml of the solution compute 1
a sample of hard water contains 20mg of ca ions per liter explain how many milliequivalents of na2co3 would be required
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explain what is the molarity of a hydrochloric acid solution prepared by diluting 5000ml of 100 m hcl to a total volume
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