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20 g of NaOH is present in 250 mL of H(...

20 g of NaOH is present in 250 mL of `H_(2) O` . Calculate the active mass of the solution .

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CHHAYA PUBLICATION-PREVIOUS YEAR QUESTION PAPER 2017-WBCHSE 2017 (SECTION II)
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  8. State Le-Chateliers principle.

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  11. Calculate the pH of 0.05 (M) H(2) SO(4) solution .

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  12. What is the formula of conjugate base of [Al (H(2)O)(6)]^(3+) ?

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