The enthalpy of vaporization of liquid mercury is 59.11 kJ/mol. What quantity of

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The enthalpy of vaporization of liquid mercury is 59.11 kJ/mol.  What quantity of energy as heat is required to vaporize a 60 mL of mercury at 357 C, its normal boiling point?  The density of mercury is 13.6 g/mL and Atomic Mass is 200.59 g/mol. (Points : 10)        340 kJ
       21,000 J
       240 kJ
       870 kJ The enthalpy of vaporization of liquid mercury is 59.11 kJ/mol.  What quantity of energy as heat is required to vaporize a 60 mL of mercury at 357 C, its normal boiling point?  The density of mercury is 13.6 g/mL and Atomic Mass is 200.59 g/mol. The enthalpy of vaporization of liquid mercury is 59.11 kJ/mol.  What quantity of energy as heat is required to vaporize a 60 mL of mercury at 357 C, its normal boiling point?  The density of mercury is 13.6 g/mL and Atomic Mass is 200.59 g/mol. (Points : 10)

Explanation / Answer

answer is 240 kJ

60 ml. * 13.6 g/ml = 816 g. Hg/ 200.59 = 4.068

4.068*59.11 = 240.46 KJ

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The enthalpy of vaporization of liquid mercury is 59.11 kJ/mol. What quantity of

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