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Assertion : The melting point of ice dec...

Assertion : The melting point of ice decreases with increase of pressure
Reason : Ice contract on melting.

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These questions consist two statements each, printed as Assertion and reason, while answering these question you are required to choose any one of the following four responsis: (a) If both the assertion and reason are true and reason is a true explanation of the assertion. (b) If both the assertion and reason are true but the reason is not the correct explanation of assertion. (c ) If the assertion is true but reason is false. (d) If both the assertion and reason are false. Q. Assertion: The melting point of ice decreases with increase of pressure. Reson: ice contracts on melting.

Each question contains STATEMENT-1 (Assertion) and STATEMENT-2( Reason). Examine the statements carefully and mark the correct answer according to the instruction given below: STATEMENT-1: The melting point of ice decreases with increase of pressure. STATEMENT-2: Ice contracts on melting .

The melting of ice in water decreases with increase in pressure.

Assertion: The melting point of solid (except ice) increases with increase in pressure. Reason: An increasion in pressure favours the change where volume decreases.

The melting point of ice under normal conditions is

As pressure increases, the melting point of ice decreases.

At the melting point of ice, DeltaG = 0 .

The melting point of most of the solid substances increases with an increase of pressure acting on them . However , ice melts at a temperature lower than its usual melting point when the pressure increases . This is because :

SL ARORA-Kinetic Theory of gases-Example
  1. Assertion : The melting point of ice decreases with increase of pressu...

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  2. A narrow uniform glass tube 80 cm long and open at both ends is half i...

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  3. A gas at 27^@ C in a cylinder has a volume of 4 litre and pressure 100...

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  4. A gas at 27^@ C in a cylinder has a volume of 4 litre and pressure 100...

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  5. As an air bubble rises from the bottom of a lake to the surface, its v...

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  6. Using the ideal gas equation, determine the value of gas constant R. G...

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  7. A balloon partially filled with helium has a volume of 30 m^3, at the ...

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  8. A vessel contains two non-reactive gases neon (monoatomic) and oxygen ...

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  9. A vessel contains two non-reactive gases neon (monoatomic) and oxygen ...

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  10. A closed container of volume 0.02m^(3) contains a mixture of neon and ...

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  11. Calculate the r.m.s. velocity of air molecules at S.T.P. Given density...

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  12. A vessel is filled with a gas at a pressure of 76 cm of mercury at a c...

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  13. Calculate the kinetic energy of one mole of argon at 127^(@)C. Given,B...

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  14. Calculate the KE per molecule and also rms velocity of a gas at 127^(@...

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  15. Calculate the number of molecule in 2 xx 10^(-6)m^(3) of a perfect gas...

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  16. Calculate the root mean square speed of one gram molecule of hydrogen ...

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  17. (a) Calculate (i) root-mean-square speed and (ii) the mean energy of 1...

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  18. Calculate Boltzmann's constent.

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  19. At what temperature will the average velocity of oxygen molecules be s...

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  20. A vessel A contains hydrogen and another vessel B whose volume is twic...

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  21. A vessel A contains hydrogen and another vessel B whose volume is twic...

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