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Calculate the molarity of the following ...

Calculate the molarity of the following solution:
(a) 4g of caustic soda is dissolved in 200mL of the solution.
(b) 5.3 g of anhydrous sodium carbonate is dissolved in100 mL of solution.
(c ) 0.365 g of pure HCl gas is dissolved in 50 mL of solution.

Text Solution

Verified by Experts

The correct Answer is:
(a) 0.5 M, (b) 0.5 M, (c) 0.2 M
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Calculate the pH of the following solutions : (a) 2 g of TlOH dissolved in water to give 2 litre of the solution (b) 0.3 g of Ca(OH)_(2) dissolved in water to give 500 mL of the solution (c) 0.3 g of NaOH dissolved in water to give 200 mL of the solution (d) 1 mL of 13.6 M HCl is diluted with water to give 1 litre of the solution.

Calculate the pH of the following solutions: a. 2 g of TlOH dissolved in water to give 2 litre of solution. b. 0.3 g of Ca(OH)_(2) dissolved in water to give 500 mL of solution. c. 0.3 g of NaOH dissolved in water to give 200 mL of solution. d. 1 mL of 13.6 M HCl is duluted with water to give 1 litre of solution.

Knowledge Check

  • What will be the molarity of the solution in which 0.365 g of HCl gas is dissolved in 100 mL of solution ?

    A
    2 M
    B
    0.2 M
    C
    1 M
    D
    0.1 M

  • 4.0g of caustic soda is dissolved in 100 cc of solution. The normality of solution is

    A
    1
    B
    0.1
    C
    0.5
    D
    4

  • Calculate the molarity of a solution containing 0.5 gm of NaOH dissolved in 500 ml. solution-

    A
    0.0025 M
    B
    0.025 M
    C
    0.25 M
    D
    0.025 M

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