`4 g` of an impure sample of `CaCO_(3)` on treatment with excess `HCl` produces `0.88 g CO_(2)`. What is per cent purity of `CaCO_(3)` sample?

70 g of a sample of magnesite on treatment with excess of HCl gave 11.2 L of CO_(2) at STP. The percentage purify of the sample

70 g of a sample of magnesite on treatment with excess of HCl gave 11.2 L of CO_(2) at STP. The percentage purify of the sample

5g of an impure sample of common slat on treatment with excess of AgNO_(3) solution yields 9.812g of AgCl . What is the percentgae impurity of that sample ?

100g of 90% pure sample of CaCO_(3) on strong heating produces how many litre of CO_(2) at NTP ?

62.5 gm of a mixture of CaCO_(3) and SiO_(2) are treated with excess of HCl and 1.1 gm of CO_(2) is produced. What is mass % CaCO_(3) in the mixture.

62.5 gm of a mixture of CaCO_(3) and SiO_(2) are treated with excess of HCl and 1.1 gm of CO_(2) is produced. What is mass % CaCO_(3) in the mixture.

33.6 g of an impure sample of sodium bicarbonate was heated strongly and it gave 4.4 g CO_2 . The percentage purity of NaHCO_3 will be:

33.6 g of an impure sample of sodium bicarbonate was heated strongly and it gave 4.4 g CO_2 . The percentage purity of NaHCO_3 will be:

2.5 grams of a sample of chalk is strongly heated . If 0.88 grams of carbondioxide is produced, What is the percentage purity of CaCO_(3) in the sample?