Safalta Safalta Exam Preparation Online

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Ganesh Kumar

Class 10th
Maths
2 years ago
Content Issue Not Relevent Obscene Threatening Wrong Information Other

30. On burning hydrogen in an atmosphere of chlorine, 1.65 gm of HCl was obtained and 1 Kcal of heat was liberated. The heat of formation of HCl should be: a.500 cal/gm b.-21.12 Kcal/mol c.-44.2 Kcal/mol d.500 cal/mol

1 Answer
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Dileep Vishwakarma

2 years ago

For 1.65 g HCl, heat evolved = 1 kcal Therefore, for 36.5 g HCl (Molecular weight). Heat evolved

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