Answer available
Class 9 · Chemistry · Study of Gas Laws
State three postulates of the kinetic molecular theory of gases.
3 marksMediumShort answer
ICSE question bank
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10 questions
- Answer available
Class 9 · Chemistry · Study of Gas Laws
A gas occupies 320 cm3 at 27 °C and 800 mm of mercury. Find its volume at S.T.P.
3 marksMediumNumerical
- Answer available
Class 9 · Chemistry · Study of Gas Laws
A gas occupies 200 cm3 at 27 °C and 760 mm of mercury. Find its volume at 0 °C and 380 mm of mercury.
4 marksHardNumerical
- Answer available
Class 9 · Chemistry · Study of Gas Laws
State Boyle's law and Charles' law.
2 marksEasyShort answer
- Answer available
Class 9 · Chemistry · Study of Gas Laws
Why must the temperature be converted to the kelvin scale in gas law calculations?
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Study of Gas Laws
A gas occupies 600 cm3 at 27 °C. Calculate its volume at −73 °C, the pressure remaining constant.
3 marksMediumNumerical
- Answer available
Class 9 · Chemistry · Study of Gas Laws
What is absolute zero, and why is it the lowest possible temperature?
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Study of Gas Laws
A gas occupies 250 cm3 at 750 mm of mercury. Calculate its volume at 500 mm of mercury, the temperature remaining constant.
3 marksMediumNumerical
- Answer available
Class 9 · Chemistry · Study of Gas Laws
A gas occupies 300 cm3 at 27 °C. Calculate its volume at 127 °C if the pressure remains constant.
3 marksMediumNumerical
- Answer available
Class 9 · Chemistry · Study of Gas Laws
A gas occupies 500 cm3 at 760 mm Hg. Calculate its volume at 950 mm Hg if the temperature remains constant.
3 marksMediumNumerical