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When the temperature is increased ,surfa...

When the temperature is increased ,surface tension of water

A

increases

B

decreases

C

remains constant

D

shows irregular behaviour

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CHETANA PUBLICATION-STATES OF MATTER : GASEOUS AND LIQUID STATES-EXERCISE
  1. The physical state of substance with lot of empty space(intermolecular...

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  2. The volume of a gas is 40 mL at 10^@C.If by keeping the pressure const...

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  3. At STP, the weight of 0.112 L N2 gas is

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  4. The temperature 104^@F is equal to

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  5. Critical temperature of CO2(g) is

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  6. A balloon is filled with 4g of He gas at 22^@C and 720 mm of Hg. The v...

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  7. If the pressure of V dm^3 of a dry gas was increased from 210 KPa to 4...

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  8. Weight of 2L of N2 gas is

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  9. The compressibility factor for an ideal gas is

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  10. At high altitude, the boiling point of water gets lowered because

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  11. For given mass of gas at constant temperature the volume becomes three...

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  12. The number of moles of H2 in 0.224 Lof H2 gas at STP assuming ideal be...

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  13. The molecules of H2 present in one gram of H2 (hydrogen) gas are

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  14. When the temperature is increased ,surface tension of water

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  15. The pressure and temperature of 4 dm^3 of CO2 gas are doubled,the volu...

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  16. Five grams each of the following gases at 87^@C and 750 mm pressure ar...

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  17. The pressure exerted by 6.0 g of CH4 gas in 0.03 m^3 vessel at 120^@C ...

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  18. 500 mL of N2 at 27^@Cis cooled to -5^@Cat the same pressure.The new vo...

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  19. The density of O2 is 16 at NTP. At what temperature its density will b...

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  20. Identify type of intermolecular forces in the following compounds. CH2...

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