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Assertion: Hot air balloon rises up by d...

Assertion: Hot air balloon rises up by displacing denser air of atmosphere
Reason : The given mass of a gas occupies larger volume at high temperature. : If both Assertion and Reason are true and Reason is correct explanation of Assertion, If both Assertion and Reason are true but Reason is not correct explanation of Assertion, If Assertion is true and Reason is wrong, If both Assertion and Reason are wrong

A

If both Assertion and Reason are true and Reason is correct explanation of Assertion

B

If both Assertion and Reason are true but Reason is not correct explanation of Assertion

C

If Assertion is true and Reason is wrong

D

If both Assertion and Reason are wrong

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Assertion: Cr_(2)O_(3)+2Al →Al_(2)O_(3)+2Cr is thermodynamically feasible. Reason: Chromium can show variable oxidation states. A. If both Assertion and Reason are true and the Reason is the correct explanation of Assertion. B.If both Assertion and Reason are true but Reason is not the correct explanation of Assertion C. If Assertion is true but the Reason is false D. If both Assertion and Reason are false

Assertion London smog is oxidising in nature. Reason London smog contains 'O3, NO2' and hydrocarbons . (i)Both Assertion and Reason are true and Reason is the correct explanation of Assertion. (ii)Both Assertion and Reason are true but Reason is not the correct explanation of Assertion. (iii)Assertion is true but Reason is false. (iv)Both Assertion and Reason are false.

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Assertion : Barbitone commonly used hypnotic and sedative contain at least,one carbon having sp^3 hybridisation. Reason : Barbitone is 5, 5-diethylbarbituric acid : If both Assertion & Reason are true and the reason is the correct explanation of the Assertion, If both assertion and reason are true but the reason is not the correct explanation of the Assertion, If Assertion is true statement but Reason is false, If both Assertion and Reason are false statements

BRILLIANT PUBLICATION-STATES OF MATTER -(LEVEL-II (HOMEWORK)
  1. Three foot balls are respectively filled with nitrogen, hydrogen and h...

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  2. 1.22 g of a gas measured over water at 15°C and a pressure of 775 mm o...

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  3. One mole of N(2) gas at 0.8 atm takes 38 sec to diffuse through a pin...

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  4. Xml of H(2) effuses out through a hole in a container in 5 seconds. T...

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  5. The average molecular speed is greatest in which of the following gas ...

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  6. The pressure of a vessel that contained pure oxygen dropped from 2000 ...

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  7. The pressure exerted by 10^(23) gas molecules, each mass 10^(-22) g i...

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  8. Which one of the following statement is not true about the effect of a...

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  9. The kinetic energy for 14g of N(2) gas at 127^(@)C is nearly

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  10. What is the pay load when a balloon of volume 4186 m^(3), mass 100 kg ...

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  11. Rate of diffusion of LPG (a mixture of n-butane and propane) is 1.25 t...

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  12. Two gas bulb A and B are connected by a tube having a stopcock. Bulb A...

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  13. Arrange the following gases in order of their cirtical temperature NH ...

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  14. At low pressure, the vander Waal's equation is written as (P + (a )/(V...

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  15. Gasses X,Y,Z , P and Q have the vander Waals constant a and b as shown...

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  16. Assertion: The pressure of real gas is less than the pressure of the i...

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  17. Assertion: A gas can be easily liquified at any temperature below its ...

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  18. Assertion: The value of vander waal's constant a is higher for NH(3) ...

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  19. Assertion: Hot air balloon rises up by displacing denser air of atmosp...

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  20. Assertion : Under similar condition of temperature and pressure, O(2) ...

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