502g sample of dry cac03

502g sample of dry cac03 and cacl2 mixture was dissolved in 25ml of 0.925 M HCL solution. What was cacl2 percentage in original
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2. asked by Fai
3. 627 views
1.64g of a mixture of cac03 and mhco3 was dissolved in 50ml of 0.8M hcl. The excess of acid required 16ml of 0.25M naoh for
1. 1 answer
2. asked by Fai
3. 660 views
1.64g of a mixture of cac03 and mgc03 was dissolved in 50ml of 0.8 m Hcl. The excess of acid required 16ml of 0.25< NAOH for
1. 2 answers
2. asked by Fai
3. 1,592 views
1.64g of a mixture of cac03 and mgc03 was dissolved in 50ml of 0.8M hcl. The excess of acid required 16ml of 0.25M naoh for
1. 0 answers
2. asked by Fai
3. 529 views
1.64g of a mixture of cac03 and mgc03 was dissolved in 50ml of 0.8M hcl. The excess of acid required 16ml of 0.25M naoh for
1. 1 answer
2. asked by Fai
3. 499 views
80ml of hcl is added to 2.5gm of pure cac03 when the reaction is over, then 0.5gm cac03 is left. Find the normality of the acidT
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2. asked by Fai
3. 1,020 views
10L of hard water required 5.6g of line for removing hardness. Hence temporary hardness in ppm of cac03.The answer 1000 ppm=
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2. asked by ken
3. 956 views
1.64g of a mixture of cac03 and mgc03 was dissolved in 50ml of 0.8M hcl. The excess of acid required 16ml of 0.25M naoh for
1. 0 answers
2. asked by Fai
3. 425 views
one litre of a sample hard water contain 4.44mg cacl2 and 1.9mg of mgcl2. What is the total hardness in terms ppm of cac03?
1. 1 answer
2. asked by ken
3. 1,080 views
10L of hard water required 5.6g of lime for removing hardness. Hence temporary hardness in ppm of cac03.The answer 1000 I think
1. 1 answer
2. asked by ken
3. 1,940 views