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Compared to a burn due to water at 100^(...

Compared to a burn due to water at `100^(@)C` , a burn due to steam at `100^(@)C` is

A

more dangerous

B

less dangerous

C

equally dangerous

D

none of the above.

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1gm water at 100^(@)C is heated to convert into steam at 100^(@)C at 1atm . Find out chage in internal energy of water. It is given that volume of 1gm water at 100^(@)C = 1c c , volume of 1gm steam at 100^(@)C = 167 1 c c . Latent heat of vaporization = 540 cal//g . (Mechanical equivalent of heat J = 4.2J//cal)

Which contains more heat, 1 kg of water at 100^(@)C or 1 kg of steam at 100^(@)C ? Give reason for your answer.

The heat of combustion of ethane gas is -368 kcal mol^(-1) . Assuming that 60% of heat is useful, how many m^(3) of ethane measured at NTP must be burned to supply heat to convert 50 kg of water at 10^(@)C to steam at 100^(@)C ?

What is the free energy change, 'DeltaG' When 1.0 mole of water at 100^(@)C and 1 atm pressure is converted into steam at 100^(@)C and 1 atm pressure

What is the free energy charge (DeltaG) when 1.0 mole of water at 100^(@)C and 1 atm pressure is converted into steam at 100^(@)C and 1 atm pressure ?

SL ARORA-Thermal Properties of Matter-Exercise
  1. When a block of iron in mercury at 0^@C, fraction K1of its volume is s...

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  2. Calorie is defined as the amount of heat required to raise temperature...

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  3. Compared to a burn due to water at 100^(@)C , a burn due to steam at 1...

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  4. 50 g of ice at 0^@C is mixed with 50 g of water at 80^@C . The final t...

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  5. 2kg of ice at 20^@C is mixed with 5kg of water at 20^@C in an insulati...

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  6. Water of volume 2 litre in a container is heated with a coil of 1kW at...

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  7. In which of the following process, convection does not take place pri...

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  8. A wall has two layers A and B, each made of different material. Both t...

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  9. Three rods of identical area of cross-section and made from the same m...

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  10. Two identical rods are connected between two containers one of them is...

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  11. Two metallic spheres S1 and S2 are made of the same material and have ...

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  12. A spherical body of area A and emissivity e=0.6 is kept inside a perfe...

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  13. An ideal Black-body at room temperature is thrown into a furnace. It i...

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  14. A spherical black body with a radius of 12 cm radiates 450 W power at ...

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  15. The earth receives at its surface radiation from the sun at the rate o...

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  16. Two spheres of same material have radius 1 m and 4 m and temperature 4...

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  17. Variation of radiant energy emitted by sun, filament of tungsten lamp ...

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  18. The intensity of radiation emitted by the sun has its maximum value at...

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  19. A sphere, a cube and a thin circular plate all made of the same materi...

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  20. Three discs, A, B and C having radii 2m, 4m and6m respectively are coa...

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