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Write the statement for Charles’ law

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Write the statement for Charles’ law

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उत्तर

Statement for Charles’ law: At constant pressure, the volume of a fixed mass of a gas is directly proportional to its temperature in Kelvin.

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पाठ 10: States of Matter - Exercises [पृष्ठ १५८]

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बालभारती Chemistry [English] Standard 11 Maharashtra State Board
पाठ 10 States of Matter
Exercises | Q 3. (I)(b) | पृष्ठ १५८

संबंधित प्रश्‍न

Explain Why?

"When stating the volume of a gas, the pressure and temperature should also be given."


State (i) the three variables for gas laws and (ii) SI units of these variables.


Give reason for the following:

Gases have a lower density compared to solids or liquids.


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.

−15° C


Convert the following pressure value into Pascals.

10 atmosphere


Convert the following pressure value into Pascals.

107000 Nm−2


Convert exactly 1.5 atm to pascals


Convert 89 kPa to newton per square metre (Nm−2)


Convert 101.325 kPa to bar.


Consider a sample of a gas in a cylinder with a movable piston.

Show diagrammatically the changes in the position of the piston, if the temperature is decreased from 300 K to 150 K at constant pressure.


Consider a sample of a gas in a cylinder with a movable piston.

Show diagrammatically the changes in the position of the piston, if the temperature is decreased from 400 K to 300 K, and pressure is decreased from 4 bar to 3 bar.


With the help of the graph answer the following -

At constant temperature, the Graph shows the relationship between pressure and volume. Represent the relation mathematically.


With the help of the graph answer the following -

At constant temperature, Identify the law.


The temperatures at which real gases obey the ideal gas laws over a wide range of pressure is called __________.


Name two items that can serve as a model for Gay Lusaac’s law and explain.


Explain the following observation.

The type of an automobile is inflated to slightly lesser pressure in summer than in winter


Of two samples of nitrogen gas, sample A contains 1.5 moles of nitrogen in a vessel of the volume of 37.6 dm3 at 298 K, and sample B is in a vessel of volume 16.5 dm3 at 298 K. Calculate the number of moles in sample B.


Hydrochloric acid is treated with a metal to produce hydrogen gas. Suppose a student carries out this reaction and collects a volume of 154.4 × 10−3 dm3 of a gas at a pressure of 742 mm of Hg at a temperature of 298 K. What mass of hydrogen gas (in mg) did the student collect?


For a given mass of an ideal gas, which of the following statements is CORRECT?


According to Andrews isothermals, the minimum temperature at which carbon dioxide gas obeys Boyles law is ______.


According to Andrews isothermals at what temperature the carbon dioxide gas starts to condense at 73 atmosphere?


Isochor is the graph plotted between ______.


10 g of gas at one atomospheric pressure is cooled from 273.15°C to 0°C keeping the volume constant. What is the final pressure?


The number of molecules in 8.96 litres of gas at 0°C and 1 atm. pressure is approximately ______.


Identify the correct relationship between pressure (P), density (d), molar mass (M) and Temperature (T) for an ideal gas from the following.


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