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Heat of Formation

ASSN 500 ml o...

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ASSN 500 ml of 0.2 M KOH and 500 ml of 0.1 M HCl are mixed. The heat evolved is 57.1 kJ/mol . RSN Strong acid and strong base always releases 57.1 kJ of energy irrespective of its no. of moles.

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At a particular temperature $H^{+} (a q) + O H^{-} (a q) \to H_{2} O (l); Δ H = - 57.1 k J$ . The approximate heat evolved when $400 m L$ of $0.2$ $H_{2} S O_{4}$ is mixed with $600 m L$ of $0.1 m$ $K O H$ solution will be:

At a particular temperature $H^{+} (a q) + O H^{-} (a q) \to H_{2} O (l); Δ H = - 57.1 k J$ . The approximate heat evolved when $400 m L$ of $0.2$ $H_{2} S O_{4}$ is mixed with $600 m L$ of $0.1 m$ $K O H$ solution will be:

The heat of neutralisation of a strong acid by a strong base is 57.3 KJ mol $^{- 1}$ . The heat released when 0.5 mol HNO $_{3}$ is mixed with 0.2 mol KOH in aqueous medium is:

Q. The heat of neutralisation of a strong acid and a strong alkali is

- 57.0 k J m o l^{- 1}

. The heat released when 0.5 mole of

H N O_{3}

is mixed with 0.2 mole of

K O H

100 m L

H C l

N a O H

solutions are mixed,

5.71 k J

of heat was evolved. What is the molarity of two solutions? The heat of neutralisation of

H C l

57.1 k J

.

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