Advertisements
Advertisements
प्रश्न
Convert the following pressure value into Pascals.
107000 Nm−2
Advertisements
उत्तर
1 Nm–2 = 1 Pa
∴ 107000 Nm–2 = 107000 Pa
= 1.07 × 105 Pa
107000 Nm−2 = 1.07 × 105 Pa
APPEARS IN
संबंधित प्रश्न
State (i) the three variables for gas laws and (ii) SI units of these variables.
Answer in one sentence.
A bubble of methane gas rises from the bottom of the North sea. What will happen to the size of the bubble as it rises to the surface?
Convert the following temperature from degree Celcius to kelvin.
25° C
Convert the following temperature from degree Celcius to kelvin.
−197° C
Convert the following pressure value into Pascals.
10 atmosphere
Convert the following pressure value into Pascals.
1 kPa
Convert 89 kPa to newton per square metre (Nm−2)
Convert 101.325 kPa to bar.
Convert −100° C to kelvin
Match the pairs of the following:
| Column ‘A’ | Column ‘B’ |
| a. Boyle’s law | i. at constant pressure and volume |
| b. Charles’ law | ii. at constant temperature |
| iii. at constant pressure |
With the help of the graph answer the following -

At constant temperature, Write the statement of law.
Solve the following.
A syringe has a volume of 10.0 cm3 at pressure 1 atm. If you plug the end so that no gas can escape and push the plunger down, what must be the final volume to change the pressure to 3.5 atm?

Solve the following.
The volume of a given mass of a gas at 0°C is 2 dm3. Calculate the new volume of the gas at constant pressure when the temperature is decreased by 10°C.
Solve the following.
A hot air balloon has a volume of 2800 m3 at 99°C. What is the volume if the air cools to 80°C?

Solve the following.
At 0°C, a gas occupies 22.4 liters. How much hot must be the gas in celsius and in kelvin to reach a volume of 25.0 liters?
Use of hot air balloon in sports and meteorological observation is an application of
Name two items that can serve as a model for Gay Lusaac’s law and explain.
Explain the following observation.
Liquid ammonia bottle is cooled before opening the seal
Explain the following observation.
The size of a weather balloon becomes larger and larger as it ascends up to larger altitude
A sample of gas has a volume of 8.5 dm3 at an unknown temperature. When the sample is submerged in ice water at 0°C, its volume gets reduced to 6.37 dm3. What is its initial temperature?
Sulphur hexafluoride is a colourless, odourless gas; calculate the pressure exerted by 1.82 moles of the gas in a steel vessel of volume 5.43 dm3 at 69.5 °C, assuming ideal gas behaviour
For a given mass of an ideal gas, which of the following statements is CORRECT?
If 2 moles of an ideal gas at 546 K has volume of 44.8 L, then what will be it's pressure? (R = 0.082)
At what temperature, the volume of gas would become zero?
The number of molecules in 8.96 litres of gas at 0°C and 1 atm. pressure is approximately ______.
