Home
Class 11
CHEMISTRY
0.5 g of a mixture of K2CO3 and Li2CO3 r...

0.5 g of a mixture of `K_2CO_3` and `Li_2CO_3` requires 30 " mL of " 0.25 N Hci for neutralisaion. Calculate the percentage composition of the mixture.

Text Solution

AI Generated Solution

To solve the problem of determining the percentage composition of a mixture of \( K_2CO_3 \) and \( Li_2CO_3 \) that requires 30 mL of 0.25 N HCl for neutralization, we can follow these steps: ### Step 1: Calculate the molecular weight of \( K_2CO_3 \) The molecular weight of \( K_2CO_3 \) can be calculated as follows: - Potassium (K): 39 g/mol (2 atoms) - Carbon (C): 12 g/mol (1 atom) - Oxygen (O): 16 g/mol (3 atoms) ...
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • STOICHIOMETRY

    CENGAGE CHEMISTRY ENGLISH|Exercise Ex 3.4 (B)|18 Videos

  • STOICHIOMETRY

    CENGAGE CHEMISTRY ENGLISH|Exercise Ex 3.5|6 Videos

  • STOICHIOMETRY

    CENGAGE CHEMISTRY ENGLISH|Exercise Ex 3.3|13 Videos

  • STATES OF MATTER

    CENGAGE CHEMISTRY ENGLISH|Exercise Exercises (Ture False)|25 Videos

  • THERMODYNAMICS

    CENGAGE CHEMISTRY ENGLISH|Exercise Archives (Subjective)|23 Videos

Similar Questions

Explore conceptually related problems

2.0 g of mixure of Na_2CO_3 , NaHCO_3 , and NaCl on heating produced 56 " mL of " CO_2 at STP. 1.6g of the same mixture required 25 " mL of " 0.5 M H_2SO_4 for complete neutralisation. Calculate the percentage of each component present in the mixture.

4.0 g of a mixture of Nacl and Na_(2) CO_(3) was dissolved in water and volume made up to 250 mL . 25 mL of this solution required 50 mL of N//10 HCl for complete neutralisation. Calculate the percentage composition of the original mixture.

A 2.0 g sample of a mixture containing sodium carbonate, sodium bicarbonate and sodium sulphate is gently heated till the evolution of CO_(2) ceases. The volume of CO_(2) at 750mm Hg pressure and at 298 K is measured to be 123.9 mL . A 1.5 g of the same sample requires 150 mL of (M//10) HCl for complete neutralization. Calculate the percentage composition of the components of the mixture.

A 2.0 g sample of a mixture containing sodium carbonate, sodium bicarbonate and sodium sulphate is gently heated till the evolution of CO_(2) ceases. The volume of CO_(2) at 750mm Hg pressure and at 298 K is measured to be 123.9 mL . A 1.5 g of the same sample requires 150 mL of (M//10) HCl for complete neutralisation. Calculate the percentage composition of the components of the mixture.

3.0 g of impure Na_2CO_3 is dissolved in water and the solution is made up to 250 mL . To 50 " mL of " this solution, 50 " mL of " 0.1 N HCL is added and the mixture, after shaking well, required 10 " mL of " 0.16 N NaOH solution for cojmplete neutralisation. Calculate the percentage purity of the sample of Na_2CO_3 .

2.1 g of a mixture of NaHCO_3 and KCIO_3 required 100 " mL of " 0.1 HCl for complete reaction. Calculate the amount of residue that would be obtained on heating 2.2 g of the same mixture strongly.

0.4 g of a mixutre containing sodium oxalate (Na_2C_2O_4) and potassium oxalate requires 50 " mL of " (M)/(60)K_2Cr_2O_7 solution in acidic medium for complete reaction. Calculate the percentage composition of the mixture.

fifty millilitre of a mixture of CO and CH_4 was exploded with 85 ml of O_2 . The volume of CO_2 produced was 50 ml. Calculate the percentage composition of the gaseous mixture.

1.5 g of chalk was treated with 10 " mL of " 4 N HCl. The chalk was dissolved and the solution was made to 100 mL. 25 " mL of " this solution required 18.75 " mL of " 0.2 N NaOH solution for comjplete neutralisation. Calculate the percentage of pure CaCO_3 in the sample of chalk.

When 15 g of a mixture of NaCl and Na_(2)CO_(3) is heated with dilute HCl, 2.5 g of CO_(3) is evolved at NTP. Calculate percentage composition of the original mixture.

Home
Profile