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Sanjeev Tiwari

Jul 17, 2014

#### Chemistry



Vaibhav Choudhary

Aug 6, 2013

#### How is salt obtained from sea water?



Sea water contains a large amount of common salt and the salts of other metals dissolved in it. Near the sea-shore, the sea water is collected in shallow pits a...

Gourikarthika n

Sep 28, 2013



Paulwynn edwin

Feb 2, 2015



Sujeet janardhan

Sep 29, 2013

#### What is sieving?Where is it used?



An instrument with a meshed or perforated bottom used for seperating impure substances from fine substances or for straining the liquids, etc. it is used to sep...

Nidhi Ahuja

Sep 11, 2014

#### Why is loading used to separate suspended impurities ?



loading is nothing but the process of settling down heavier component using a chemical called alum and also it makes sedimentation faster...

Sanjeev Tiwari

Jul 17, 2014

#### Chemistry



As the temperature of the solvent increases, solubility increases. Additionally, pressure and the nature of the solute and solvent affect solubility. When a&...

Jul 14, 2015

#### What is Churning?



churning is a process in that curd is seperated from milk

Subani

Feb 5, 2015

#### How do you separate Nitrogen from Oxygen?



Kamal kishore Jha

Sep 24, 2014

#### why boiling water is physical change?



A change in the physical properties such as shape, size, color and state of a substance is a physical change.
Examples of physical changes are melting, boiling, freezing of water, Condensation, and heati...

Sanjeev Tiwari

Jul 17, 2014

#### Chemistry



Vaibhav Choudhary

Aug 6, 2013

#### How is salt obtained from sea water?



Sea water contains a large amount of common salt and the salts of other metals dissolved in it. Near the sea-shore, the sea water is collected in shallow pits a...

Gourikarthika n

Sep 28, 2013



Paulwynn edwin

Feb 2, 2015



Sujeet janardhan

Sep 29, 2013

#### What is sieving?Where is it used?



An instrument with a meshed or perforated bottom used for seperating impure substances from fine substances or for straining the liquids, etc. it is used to sep...

Nidhi Ahuja

Sep 11, 2014

#### Why is loading used to separate suspended impurities ?



loading is nothing but the process of settling down heavier component using a chemical called alum and also it makes sedimentation faster...

Sanjeev Tiwari

Jul 17, 2014

#### Chemistry



As the temperature of the solvent increases, solubility increases. Additionally, pressure and the nature of the solute and solvent affect solubility. When a&...

Jul 14, 2015

#### What is Churning?



churning is a process in that curd is seperated from milk

Subani

Feb 5, 2015

#### How do you separate Nitrogen from Oxygen?



Kamal kishore Jha

Sep 24, 2014

#### why boiling water is physical change?



A change in the physical properties such as shape, size, color and state of a substance is a physical change.
Examples of physical changes are melting, boiling, freezing of water, Condensation, and heati...

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