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Posted by Rain Jd 2 weeks, 5 days ago

CBSE > Class 12 > Chemistry

1 answers

Rain Jd 2 weeks, 5 days ago

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Posted by Rain Jd 2 weeks, 5 days ago

CBSE > Class 12 > Chemistry

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Posted by Rain Jd 2 weeks, 5 days ago

CBSE > Class 12 > Chemistry

1 answers

Rain Jd 2 weeks, 5 days ago

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Posted by Rain Jd 2 weeks, 5 days ago

CBSE > Class 12 > Chemistry

1 answers

Rain Jd 2 weeks, 5 days ago

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15g of NaOH dissolved in 100g of solution if the density of the solution is 1.29.find out the molarity and molality

Posted by Renu Goswami 4 weeks, 1 day ago

CBSE > Class 12 > Chemistry

1 answers

Divyanshi Sood 3 weeks, 6 days ago

molarity = 0.048M molality = 3.4m

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Calculate the molality of a solution containing 0.5 moles of ethanol (C2H5OH) dissolved in 250 grams of water.

Posted by Lavanya Sharma 1 month, 1 week ago

CBSE > Class 12 > Chemistry

3 answers

Aditi Srivastava 1 month ago

M = no. of moles in 1 litre of solution (0.5 × 1000)/250 2

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Anuja Lad 1 month ago

Answer is 2

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Yuvraj Rao 1 month, 1 week ago

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Posted by Pinky Kumari 1 month, 1 week ago

CBSE > Class 12 > Chemistry

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Using Le Chatelier's principle, explain the solubility of gas in liquid when temperature is increased or decreased.

Posted by Rakshit Singh 1 month, 1 week ago

CBSE > Class 12 > Chemistry

1 answers

Smile 😇 1 month, 1 week ago

As the temperature increases the solubility of a gas decreases

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What is the formula of calcium carbonate

Posted by Sakshi Singh 1 month, 1 week ago

CBSE > Class 12 > Chemistry

1 answers

Smile 😇 1 month, 1 week ago

CaCO3

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Que)-Give reason_- a) An increase in temperature is observed on mixing chloroform and acetone.

Posted by ᴄᴜᴅᴅʟʏ-ᴡᴜᴅᴅʟʏ_! 🌚 1 month, 1 week ago

CBSE > Class 12 > Chemistry

0 answers

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Here is the question _! Que) 8.0575×10^(-2)kg of Glauber's salt is dissolved in water to obtain 1dm^3 of a solution of density 1077.2 kgm^(-3). Calculate molarity, molality and the mole fraction of Na2SO4 in the solution.

Posted by ᴄᴜᴅᴅʟʏ-ᴡᴜᴅᴅʟʏ_! 🌚 1 month, 1 week ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

At what partial pressure, Oxygen will have a solubility on 0.05gL in water at 293K? K¹¹ O² in water at 293K is 34.86 bar. Assume the density of soln to be same as that of the solvent ?

Posted by Kshitij Patel 1 month, 1 week ago

CBSE > Class 12 > Chemistry

0 answers

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H2s is a toxic gas

Posted by Kunj Goyal 1 month, 2 weeks ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

100g of liquid A with molar mass 140g per mole was dissolved in 1000g of liquid B with molar mass 180g per mole . The vapour pressure of liquid B is 500 torr. Find the vapour pressure of solution.

Posted by S K 1 month, 2 weeks ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What mass of a 4.00% NaOH solution by mass contains 15.0 g of NaOH?

Posted by Mehtab Arora 1 month, 2 weeks ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

CH3 CH2-CH3-CH3 | CH IUPAC name of the following

Posted by Aastha Tiwari 1 month, 2 weeks ago

CBSE > Class 12 > Chemistry

1 answers

Kaushlender Maurya 1 month, 2 weeks ago

Your question may be the IUPAC name of CH³—CH²—CH²—CH³ , Ans - Butane

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Posted by Deepak Singh 1 month, 3 weeks ago

CBSE > Class 12 > Chemistry

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Consider the electrolysis of the aqueous NaCl using platinum electrode what is the volume of H2 at 27 degree Celsius and 180 m pressure obtained by above electrolytic process if 852 gram of cl2 gas is collected at anode

Posted by Palak Dixit 1 month, 3 weeks ago

CBSE > Class 12 > Chemistry

0 answers

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Ch 1 exercise questions no 1.9

Posted by Lokesh Gurjar 1 month, 3 weeks ago

CBSE > Class 12 > Chemistry

0 answers

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VBT, CFT question

Posted by Killivalavan K 1 month, 4 weeks ago

CBSE > Class 12 > Chemistry

1 answers

Lokesh Gurjar 1 month, 3 weeks ago

Exercise questions no..1.9

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C-C

Posted by Nithikesh M 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Dark Angel 1 month, 4 weeks ago

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Posted by Pranjali Rathod 2 months, 1 week ago

CBSE > Class 12 > Chemistry

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What is reducing sugar and non reducing sugar

Posted by Shivam Yadav 2 months, 3 weeks ago

CBSE > Class 12 > Chemistry

4 answers

Kashish Mishra 2 months ago

A reducing sugar is a sugar that free aldehyde or ketone that can act as a reducing agent E.g Gulsose, lactose whereas A non reducing sugar does not have a free aldehyde or ketone it cannot act as reducing agent

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Pragya Singh Pragya Singh 2 months, 1 week ago

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Pragya Singh Pragya Singh 2 months, 2 weeks ago

homework question where

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Isumang Pertin 2 months, 2 weeks ago

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Haloarene though polar are insoluble in water

Posted by Yash Agrawal 2 months, 3 weeks ago

CBSE > Class 12 > Chemistry

2 answers

Kashish Mishra 2 months ago

The reason is haloarenes can neither for h bonds with water not can break the h bond because already existing in water and also they are soluble in benzene because of that presence of a large hydrocarbon part in benzene

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Pragya Singh Pragya Singh 2 months, 2 weeks ago

chapter-6 is doubt chemistry

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What is tollens reagents

Posted by Lavanya Singla 2 months, 3 weeks ago

CBSE > Class 12 > Chemistry

3 answers

Kashish Mishra 2 months ago

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Siva Kumar 2 months, 3 weeks ago

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Phurpa Sangey 2 months, 3 weeks ago

Tollens' reagent is a chemical reagent used to determine the presence of an aldehyde, aromatic aldehyde and alpha-hydroxy ketone functional groups. The reagent consists of a solution of silver nitrate and ammonia.

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The amount of electricity required to produce one mole of zn from znso4 solution will be

Posted by Richa Reji 2 months, 3 weeks ago

CBSE > Class 12 > Chemistry

3 answers

Bhavya Bajaj 2 months, 3 weeks ago

2 faraday

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Tanu Dhir 2 months, 3 weeks ago

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1Thank You

Praveen Kumar 2 months, 3 weeks ago

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Calculate the emf of the cell in which the following reaction takes place

Posted by Diya Pradhan 2 months, 4 weeks ago

CBSE > Class 12 > Chemistry

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Posted by Nitya Pandita 3 months ago

CBSE > Class 12 > Chemistry

2 answers

Vedant Khandwala 3 months ago

Fuel cells are the galvanic cells in which the energy produced by the combustion of fuels such as methane,hydrogen and methanol is directly converted into the electrical energy. For example, Hydrogen(H2)-Oxygen(O2) fuel cell

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Gaurav Pandey 3 months ago

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Posted by Ashish Choudhary 3 months ago

CBSE > Class 12 > Chemistry