Ask Ideal Solutions question free
×
Ideal Solutions Free Doubts and Solutions
CBSE - XII Science - Chemistry - Solutions
question
Asked by manishachand010
27th May 2022,
10:14 AM
CBSE - XII Science - Chemistry - Solutions
what is roults law
Asked by gangajyothibansode
12th August 2020,
6:08 AM
CBSE - XII Science - Chemistry - Solutions
what is hetrogeneaus
Asked by mukeshtiwariji214
13th July 2020,
7:42 AM
CBSE - XII Science - Chemistry - Solutions
how this question can be answered
Asked by unnisidharthpaleri
13th May 2020,
10:51 AM
CBSE - XII Science - Chemistry - Solutions
(p= kh*x) x is mole fraction.we have to find solubility that is molarity..so how to find molarity
Asked by shrutikiran2000
5th May 2020,
4:27 AM
CBSE - XII Science - Chemistry - Solutions
relative lower vapour pressure
Asked by pampa7799
10th February 2020,
7:45 AM
CBSE - XII Science - Chemistry - Solutions
please answer this
Asked by Prashant DIGHE
5th January 2020,
9:22 PM
CBSE - XII Science - Chemistry - Solutions
please answer this
Asked by Prashant DIGHE
5th January 2020,
9:21 PM
CBSE - XII Science - Chemistry - Solutions
pentane and heptene have a vapour pressure of 55pa and 4.8 respectively at 20oc. A mixture is known to contahoeptin 2.52g of pentane and 1400g of heptene.calculate a.the mole fraction of each components in the liquid b.the total vapour pressure of the mixture. c.the mole fraction of each component of the vapour phase
Asked by jenniferohwo
3rd September 2019,
7:33 AM
CBSE - XII Science - Chemistry - Solutions
What type of sol is formed on mix equal volume of n hexane or n heptane or bromoethane and chloroethane or benvjene or toulen
Asked by riyap0429
7th August 2019,
11:16 AM
CBSE - XII Science - Chemistry - Solutions
In Pradeep publication the definition of solution is " it is a homogenous mixture of two or more chemically non reactive substances" IS THIS DEFINITION CORRECT?
Asked by govtsecschoolnayaganv051
14th April 2019,
6:13 PM
CBSE - XII Science - Chemistry - Solutions
Ans with explanation please
Asked by wajidaliqazi786
5th July 2018,
12:51 AM
CBSE - XII Science - Chemistry - Solutions
Please can you help me by explaining the answer in detail...
Asked by nitishkrnehu09
1st January 2018,
3:55 AM
Asked by nitishkrnehu09
1st January 2018,
3:55 AM
CBSE - XII Science - Chemistry - Solutions
an ideal solution containing 1mol each of A and B is vapourised and condensed. The condensate is again vapourised and then condensed.This process is repeated 1000 times.Then find mole fraction of A and B in final liquid solution
Asked by banga71
19th May 2017,
10:27 AM
CBSE - XII Science - Chemistry - Solutions
State Henry's law correlating the pressure of a gas and its solubility in a solvent and mention two applications for the law.
Asked by Topperlearning User
20th June 2016,
1:41 PM
CBSE - XII Science - Chemistry - Solutions
The vapor pressure of ethanol at 296K is 40 mm of Hg, its mole fraction in a solution having methanol is 0.8.Calculate the vapor pressure of resultant solution.(assume methanol to be non volatile).
Asked by Topperlearning User
20th June 2016,
1:40 PM
CBSE - XII Science - Chemistry - Solutions
The vapor pressure of A at 296K is 40 mm of Hg, its mole fraction in a solution having methanol is 0.5.Vapour pressure of other component B is 25.0mm Hg. Calculate the vapor pressure of resultant solution.
Asked by Topperlearning User
20th June 2016,
1:40 PM
CBSE - XII Science - Chemistry - Solutions
Vapor pressure of ethanol and Methanol are 45 and 90mm Hg at a given temperature. If 60gm of ethanol and 40gm of methanol are mixed to form an ideal solution, calculate the vapour pressure of solution at the same temperature.
Asked by Topperlearning User
20th June 2016,
1:40 PM
CBSE - XII Science - Chemistry - Solutions
A saturated solution of hydrogen sulfide in water can be prepared by bubbling H2S gas into water until no more dissolves. Calculate the molality of this solution if 0.385 grams of H2S gas dissolve in 100 grams of water at 20oC and 1 atm.
Asked by Topperlearning User
20th June 2016,
1:40 PM
CBSE - XII Science - Chemistry - Solutions
11.11g of urea is dissolved in 100g of water. What will be the molality of the solution
11.11g of urea is dissolved in 100g of water. What will be the molality of the solution
Asked by aadeshpdabre
21st March 2016,
4:52 PM
CBSE - XII Science - Chemistry - Solutions
A solution of NaOH is prepared by dissolving 1.6g of NaOH in 500cm^3 of water. Calculate molarity of the solution.
A solution of NaOH is prepared by dissolving 1.6g of NaOH in 500cm^3 of water. Calculate molarity of the solution.
Asked by aadeshpdabre
20th March 2016,
5:00 PM
CBSE - XII Science - Chemistry - Solutions
Sugar syrup of mass 214.2g contains 34.2g of sugar. Calculate i) molality and ii) mole fraction of sugar in the syrup.
Asked by aadeshpdabre
20th March 2016,
4:55 PM
CBSE - XII Science - Chemistry - Solutions
which deviation (positive or negative) has more temperature?
Asked by science field
1st July 2015,
7:04 PM
CBSE - XII Science - Chemistry - Solutions
The partial pressure of ethane over a saturated solution containing 6.56 * 10^-2 g of ethane is 1 bar. If the solution contains 5 * 10 ^-2 g of ethane, then what shall be the partial pressure of the gas ?
Asked by thakurpratyush5
7th June 2015,
8:11 PM
CBSE - XII Science - Chemistry - Solutions
Answer the following in brief: (a) Which of the two isomers of butane is more stable at 25°C and why? Given [n-butane (fH 0 = -120 kJ mol-1) and iso-butane (fH0 = -130 kJ mol-1)] (b) For the change H2O (l) H2O (g), predict the sign of S. (c) For the reaction N2(g) + 3H2 (g) 2NH3 (g), predict whether work is done by the system or on the system and why?
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
(a) Why is the vapour pressure of a solution of glucose in water lower than that of water? (b) A 6.90 M solution of KOH in water contains 30% by mass of KOH. Calculate the density of the KOH solution? [Molar mass of KOH = 56 g mol-1]
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
Two liquids A and B boil at 145oC and 190oC respectively. Which of them has a higher vapour pressure at 80oC?
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
Non-ideal solutions exhibit either positive or negative deviations from Raoult's law. What are these deviations and why are they caused? Explain with one example of each type.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
Non-ideal solutions exhibit either positive or negative deviations from Raoult's law. What are these deviations and why are they caused? Explain with one example of each type.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
Is the vapor pressure of solution always less than the pure volatile solvent. Justify.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
The vapor pressure of water at 293K is 23.75 mm Hg. A solution of substance P is prepared by dissolving 5 g of sugar in 100 g of water. The vapor pressure of resultant solution is 23.375mm Hg. Calculate the molecular mass of P.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
The vapor pressure of water at 293K is 18.0 mm Hg. A solution of sucrose is prepared by dissolving 69 g of sugar in 1000 g of water. Calculate the relative lowering of vapor pressure and also the vapor pressure of solution.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
Can we separate the components of azeotrope by Distillation?
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
Define Azeotropes? Give an example.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
Vapour pressure of two liquid A and B are 120 and 180mm Hg at a given temperature. If 2 mole of A and 3 mole of B are mixed to form an ideal solution, calculate the vapour pressure of solution at the same temperature.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
The vapour pressure of water at 296K is 19.8 mm of Hg, 0.1 mol of glucose is dissolved in 178.2g of water. Calculate the vapour pressure of resultant solution.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
The vapor pressure of benzene at certain temperature is 640mm Hg. To 39.08 of benzene, non-volatile and non-electrolyte solid-weighing 2.175g was added. The vapor pressure of solution was 600mm of Hg. Find the mass of the solute?
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
Elemental phosphorus is often stored under water because it doesn't dissolve in water. Elemental phosphorus is very soluble in carbon disulfide, however. Explain why P4 is soluble in CS2 but not in water.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
Why Carbon tetrachloride and water are immiscible?
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Solutions
What is negative deviation from ideal solution .Give an example?
Asked by Topperlearning User
4th June 2014,
1:23 PM
