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Heat of combustion & formation

Heat of combustion & formation- Heat of combustion –   “It is defined as the change in internal energy  Continue Reading »

Stoichiometry numerical -2

Stoichiometry numerical Stoichiometry numerical- Question 1)   How many moles of N2 are needed to produce 8.2 moles of NH3  Continue Reading »

Stoichiometry numerical -1

Stoichiometry numerical- Question-  23 gm of sodium reacts with water. Calculate (i) the weight of H2 liberated (ii) the  Continue Reading »


Stoichiometry Stoichiometry- In a reaction, quantitative relationships among the reactants & products is called ‘Stoichiometry’. Stoicheion means element  &  Continue Reading »


Thermodynamics- Thermodynamics – ‘The branch of science that deals with the study of different forms of energy & their  Continue Reading »

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