One gram of a sample of lime stone was treated with 25 mL of 1N HCl so – InterviewSolution

1.	One gram of a sample of lime stone was treated with 25 mL of 1N HCl solution and the volume was made upto 250 mL with water, 25 mL of this solution required 9 mL of 0.1 N NaOH for neutralization. Determine the percentage of CaCO3 in the sample.
Answer» Correct answer is 80%

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