हिंदी

Convert −100° C to kelvin

Advertisements
Advertisements

प्रश्न

Convert −100° C to kelvin

संख्यात्मक
Advertisements

उत्तर

−100° C to kelvin:

T(K) = t° C + 273.15

∴ T(K) = (– 100° C) + 273.15

= 173.15 K

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 10: States of Matter - Exercises [पृष्ठ १५७]

APPEARS IN

बालभारती Chemistry [English] Standard 11 Maharashtra State Board
अध्याय 10 States of Matter
Exercises | Q 2. (G)(d) | पृष्ठ १५७

संबंधित प्रश्न

What would be the mass of CO2 occupying a volume of 44 litres at 25°C and 750 mm pressure.


Give reason for the following:

Gases have a lower density compared to solids or liquids.


Give reason for the following:

Gases exert pressure in all directions.


What is meant by aqueous tension? How is the pressure exerted by a gas corrected to account for aqueous tension?


Convert the following temperature from degree Celcius to kelvin.

−197° C


Convert the following temperature from degree Celcius to kelvin.

273° C


Convert the following pressure value into Pascals.

1 kPa


Convert the following pressure value into Pascals.

1 atmosphere


Convert exactly 1.5 atm to pascals


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


Identify the gas laws from the following diagram.

Diagram Gas laws
______________

Write the statement for Boyle’s law


Write the statement for Charles’ law


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 increased by 10°C.


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.


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


Assertion: Critical temperature of CO2 is 304 K, it can be liquefied above 304 K.

Reason: For a given mass of gas, volume is to directly proportional to pressure at constant temperature


State Boyle's law.


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


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.


A small bubble rises from the bottom of a lake where the temperature and pressure are 6°C and 4 atm. to the water surface, where the temperature is 25°C and pressure is 1 atm. Calculate the final volume in (mL) of the bubble, if its initial volume is 1.5 mL.


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?


A certain mass of a gas occupies a volume of 2 dm3 at STP. At what temperature the volume of gas becomes double, keeping the pressure constant?


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?


If 300 mL of a gas at 26.85°C is cooled to 6.85°C at constant pressure. What will be the final volume of gas?


At what temperature, the volume of gas would become zero?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×