Thermodynamics Laws in Hindi

Thermodynamics Laws in Hindi. We covered all the Thermodynamics Laws in Hindi in this post for free so that you can practice well for the exam.

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Thermodynamics Laws Objective in Hindi for Students

One gram of carbon releases 7.82 kcal of Heat on complete combustion. How much Heat is produced when one mole of oxygen is consumed in the oxidation process?

a) 7.82 kcal

b) −7.82 kcal

c) 9.384 kcal

d) 93.84 kcal

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During the formation of 3.65 g of HCl, 2000 calories of Heat are released. What is the Heat of formation of HCl?

a) 2 kcal

b) −2 kcal

c) 20 kcal

d) −20 kcal

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The human body needs 2370 kcal of energy per day. If the molar Heat of combustion of glucose is 790 kcal/mol, how much glucose is required to meet the daily energy requirement?

a) 320 g

b) 490 g

c) 540 g

d) 650 g

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In an exothermic chemical reaction, the reactants

a) Possess higher energy than the products

b) Possess lower energy than the products

c) Have equal energy compared to the products

d) Are at a higher temperature than the products

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During the melting of a Solid, which of the following occurs?

a) Enthalpy decreases

b) Enthalpy increases

c) Enthalpy remains unchanged

d) Internal energy decreases

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Which of the following values corresponds to the least stable substance?

a) −94 kcal

b) −231.6 kcal

c) +21.4 kcal

d) +64.8 kcal

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We covered all the Thermodynamics laws in Hindi above in this post for free so that you can practice well for the exam.

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Also, check out:

• What is Thermodynamics in Hindi
• Why Do Solids have a Definite Volume Class 12
• Solid State JEE Mains Questions