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A bottle of H3PO4 solution contains 70% (w/w) acid. If the density of the solution is 1.54 g/cc , the volume of the H3PO4 solution required to prepare 1 L of 1 N solution is ...

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Chemistry Kritika Gupta 1 Answer 28 views 0

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40 ml of oxygen at 650mm, 30 ml of nitrogen at 700mm and 10 ml of hydrogen at 760mm are mixed together in a separate vessel of capacity 80 ml at a given temperature. Find out the partial pressure of ...

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Chemistry Nageshwar Rathore 1 Answer 34 views 0

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The specific conductance of a N/10 KCl at 25 C is 0.0112 ohm-1cm-1.  The resistance of cell containing solution at the same temperature was found to be 55 ohm. The cell constant will be ...

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Chemistry Suhani 1 Answer 36 views 0

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A 0.1 molal solution of an acid is 4.5% ionized. Calculate freezing point. (Molecular weight of the acid = 300) and Kf = 1.86 K-Kg/mol. ...

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Chemistry Nishant Kumar 1 Answer 37 views 0

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A vessel of one litre capacity containing 1 mole of SO3 is heated till equilibrium is attained. 2SO3 —-> 2SO2 + O2 At equilibrium, 0.6 moles of SO2 has formed.  The value of equilibrium constant is ...

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Chemistry Nageshwar Rathore 1 Answer 40 views 0

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In a homogeneous reaction, A —-> B + C + D, the initial pressure was P0 and after time t it was P. Expression for rate constant k in terms of P0, P and t will be ...

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Chemistry Kumar Saurav 1 Answer 37 views 0