Solve your IGNOU Doubts
Solve your IGNOU Doubts
Question:

Arrange the following salt of magnesium in the order of increasing solubilities.
$MgF2, MgCO3, Mg3(PO4)2$
[Given: equation and
equation$ 

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Question:

रासायनिक विभव क्या है? इसके महत्व सहित इसकी व्याख्या कीजिए।

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Question:

 The pH of an aqueous solution of lactic acid CH3CH(OH)COOH-a weak acid was found to be 2.7. Calculate the concentration of solution if Ka for lactic acid is equation .

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Question:

 Explain the effect of common ion on the ionization equilibrium of weak acids with the help of a suitable example. 

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Question:

(क) उपयुक्त उदाहरणों की सहायता से एन्थैल्पी-संचालित और एंट्रॉपी-संचालित अभिक्रियाओं के बीच अंतर स्पष्ट कीजिए। 

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Question:

 Calculate the pH of 0.010 M aqueous solution of NaOH at 25 equationC. 

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Question:

 

Which factor affect the degree of ionization of weak electrolyte. Explain in brief. 

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Question:

 Consider the following reaction
equation$
In which direction, towards reactants and towards products, does the reaction shift if the equilibrium is stressed by each change? (i) H2 is added (ii) NH3 is added (iii) NH3 is removed.

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Question:

 In the equilibrium mixture of three ideal gases A, B, C equation obtained by dissociation of A to the extent of equation at a total pressure of equation, what are the partial pressure of A, B and C. 

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Question:

एक एंजाइम उत्प्रेरित अभिक्रिया में equation ग्लूकोस के दो अणु संघनित होकर डाइसैकेराइड, माल्टोस का एक अणु बनाते हैं, अभिक्रिया की एन्थैल्पी का परिकलन करें। equation पर क्रिस्टलीय equation ग्लूकोस और माल्टोस की दहन एन्थैल्पियाँ क्रमशः equation और equation हैं। 

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Question:

 What is the chemical potential? Explain it with its significance. 

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Question:

रूद्धोष्म प्रक्रिया के लिए तापमान और आयतन के बीच संबंध ज्ञात कीजिए। equation ताप पर हीलियम गैस के एक मोल का उत्क्रमणीय समतापी प्रसार प्रारंभिक आयतन equation से equation तक होने दिया जाता है। यह मानते हुए कि हीलियम आदर्श गैस की तरह व्यवहार करती है, गैस का अंतिम ताप ज्ञात करें। दिया है: equation 

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Question:

Differentiate between enthalpy driven and entropy driven reactions with the help of suitable examples.

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Question:

 Two molecule of equation condense in enzyme catalyzed reaction to give a molecule of disaccharide, maltose. Calculate the enthalpy of the reaction. The enthalpies of combustion of crystalline equation and maltose at equation are equation and equation, respectively. 

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Question:

 Derive a relation between temperature and volume for an adiabatic process. equation of helium gas at temperature of equation undergoes reversible adiabatic expansion from an initial volume of equation to equation. Calculate the final temperature of the gas by assuming that the helium behaves ideally and has equation. 

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Question:

List the differences between thermodynamically reversible and irreversible processes with the suitable examples Derive a relation between temperature and volume for an adiabatic process. equation of helium gas at temperature of equation undergoes reversible adiabatic expansion from an initial volume of equation to equation. Calculate the final temperature of the gas by assuming that the helium behaves ideally and has

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Question:

List the differences between thermodynamically reversible and irreversible processes with the suitable examples

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Question:

 

Define homomorphisms. When do the homomorphisms become endomorphism and isomorphism?

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Question:

Obtain the Fourier cosine transformation of the function:
 

 

equation

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Question:

ऊष्मागतिकीय उत्क्रमणीय और अनुत्क्रमणीय प्रक्रियाओं के बीच के अंतरों को उपयुक्त उदाहरणों सहित सूचीबद्ध कीजिए। 

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