ICSE IX Chemistry Study of Gas Laws
The volume of a given mass of a gas with some pieces of marble in the container at 76 cm pressure is 100 ml if the pressure is changed to 100 cm . The new volume is 80 ml.Find the volume occupied by the marble chips . Temperature constant.
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1st February 2018
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CBSE XI Science Chemistry States of Matter
9th?
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CBSE XI Science Chemistry States of Matter
11th
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CBSE XI Science Chemistry States of Matter
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CBSE XI Science Chemistry States of Matter
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ICSE IX Chemistry Study of Gas Laws
Calculate the volume of dry air at S.T.P. that occupies 28cm3 at 14 degree Celsius and 750 mm Hg pressure when saturated with water vapour.The vapour pressure of water at 14 degree Celsius is 12 mm Hg.
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30th August 2018
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ICSE IX Chemistry Study of Gas Laws
a gas occupies a volume of 400cm cube. On heating to 127 degree Celsius it's it's volume becomes 1600cm cube. Find the initial temperature of gas on Celsius scale . assume pressure remains constant.
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21st October 2018
7:53 PM
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ICSE IX Chemistry Study of Gas Laws
Two cylinder both containing carbon dioxide are connected together by a tube fitted with tap. The capacity of one cylinder is 4dm^3 and that of other 1dm^3 the pressure in one cylinder is 560mm Hg and that is second cylinder is 1000mm Hg which is the final pressure in both cylinders On opening the tap of temperature is constant?
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25th October 2018
6:57 AM
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ICSE IX Chemistry Study of Gas Laws
At what temperature in degree centigrade will the volume of gas at 0 degree Celsius double itself.pressure remaining constant
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1st November 2018
8:25 PM
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CBSE XI Science Chemistry Some Basic Concepts of Chemistry
A steel cylinder contains a gas at 250kpa and at 27°c. The cylinder can withstand a pressure of (10)*6 Pa. Due to fire, the temperature of the room rises. If melting point of the cylinder is 1527°c, predict whether the cylinder will blow up before it melts or not ?
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2nd November 2018
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NEET1 NEET1 Chemistry
Please answer the following question with explanation
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7th December 2018
10:30 PM
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CBSE XI Science Chemistry States of Matter
Derive ideal gas equation from diff.laws
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20th December 2018
6:46 PM
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ICSE IX Chemistry Study of Gas Laws
The volume of a given mass of a gas at 27℃ is 100 cc .To what temperature should it be heated at the same pressure so that it will occupy a volume of 150 cc ? Ans [177℃]
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27th December 2018
12:17 PM
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ICSE IX Chemistry Study of Gas Laws
A fixed mass of a gas has a volume of 750 cc at -23℃ and 800 mm pressure .Calculate the pressure for which its volume will be 720 cc .The temperature being -3℃ . Ans [900 mm]
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27th December 2018
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ICSE IX Chemistry Study of Gas Laws
What temperature would be necessary to double the volume of a gas initially at s.t.p. if the pressure is decreased by 50% ? Ans [0℃]
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27th December 2018
12:27 PM
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ICSE IX Chemistry Study of Gas Laws
A gas cylinder having a capacity of 20 litres contains a gas at 100 atoms .How many flasks of 200 cm^3 capacity can be filled from it at 1 atoms.pressure if the temperature remains constant ? Ans[10,000]
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27th December 2018
12:37 PM
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ICSE IX Chemistry Study of Gas Laws
A gas 'X' is collected over warer at 17°C and 750mm pressure. If the volume of the gas collected is 50cc., calculate the volume of the dry gas at s.t.p.[at 17°C the vapour pressure is 14mm].
Asked by Karuna
28th December 2018
12:16 PM
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JEE Main Chemistry States of Matter
Q) An open bulb containing air at 19 degree Celsius was cooled to a certain temperature at which the number of moles of gaseous molecules increased by 25% what is the final temperature?
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8th January 2019
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CBSE XI Science Chemistry States of Matter
5.18 sum plz
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26th January 2019
12:53 PM
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ICSE IX Chemistry Study of Gas Laws
A moist gas is stored in a container of volume 870cc temperature 9°C and pressure of 659 mm Hg . Calculate its final volume at S.T.P. . Given vapour pressure at 9°C is 9 mm Hg.
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1st February 2019
11:05 AM
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ICSE X Chemistry Mole Concept and Stoichiometry
What volume of oxygen at STP is required to affect combustion of 11 litres of Ethylene at 273 C and 380 mm of hg
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1st February 2019
3:52 PM
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ICSE IX Chemistry Study of Gas Laws
Two organic compounds X and Y contain carbon and hydrogen ONLY and have vapour density 13 and 39 respectively.Calculate the molecular formula of X and Y
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20th March 2019
2:43 PM
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ICSE X Chemistry Mole Concept and Stoichiometry
Pls solve it.
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20th March 2019
4:11 PM
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ICSE IX Chemistry Study of Gas Laws
A gas is enclosed in a vessel at standard temperature. At what temperature, the volume of enclosed gas will be 1/6 of its initial volume, given that the pressure remains constant.
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18th June 2019
9:00 PM
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JEE Main Chemistry Some Basic Concepts in Chemistry
Sir plz solve it step by step
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26th July 2019
3:05 PM
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ICSE X Chemistry Mole Concept and Stoichiometry
What volume of oxygen at STP is required to affect the combustion of 11 litres of ethylene [C2H4] at 273o C and 380 mm of Hg pressure? C2H4+3O22CO2 + 2H2O
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4th September 2019
8:37 AM
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ICSE IX Chemistry Study of Gas Laws
A moist gas is stored in a container of volume 870cc temperature 9°C and pressure of 659 mm Hg . Calculate its final volume at S.T.P. . Given vapour pressure at 9°C is 9 mm Hg
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16th September 2019
9:04 AM
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ICSE IX Chemistry Study of Gas Laws
A gas x occupies a volume of 200ml at a pressure of 4 atmospheres. If the temperature remains constant what volume will it occupy at 1atmospheric pressure
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31st October 2019
9:34 PM
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ICSE IX Chemistry Study of Gas Laws
At constant temperature, a gas is at a pressure of 1080 mm Hg. If the volume is decreased by 40%, find the new pressure of gas
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8th January 2020
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ICSE IX Chemistry Study of Gas Laws
It is found, on heating a gas, its volume increases by 50% and pressure decreases to 60% of its original value. If the original temperature was -15 degree celcius, find the temperature to which it was heated in celcius
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23rd February 2020
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NEET NEET Chemistry States of Matter
please answer this
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3rd March 2020
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ICSE IX Chemistry Study of Gas Laws
A vessel of capacity 600 cm cube contains hydrogen gas at a pressure of 304 cm what will be the pressure of hydrogen gas when the vessel is connected to another vessel of 300 cm cube capacity
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19th May 2020
8:13 PM
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ICSE X Chemistry Mole Concept and Stoichiometry
20ml h2 10ml co and 20ml o2 are exploded in an eudiometer. what will be the vol. and composition of the mixture after cooling it to room temp.
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28th June 2020
7:22 PM
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ICSE IX Chemistry Study of Gas Laws
A gas occupies a volume of 340 CC at STP find its volume at 20 degrees celsius and 700 mm of HG
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1st December 2020
9:28 AM
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ICSE IX Chemistry Study of Gas Laws
A container containing hydrogen gas is heated such that its volume increases by 40% and pressure decreases to 80% of its original value. If the original temperature was – 130C, calculate the temperature to which the gas was heated.
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4th December 2020
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CBSE XI Science Chemistry
What is the difference between Gay Lussac law and Avogadro's law ?
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9th March 2021
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CBSE XI Science Chemistry States of Matter
Please explain correct answers and also explain why other options are wrong !! Thanq 😊
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4th July 2021
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