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Mole Concept

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Q.

100 mL of 20.8%  solution and 50 mL of 9.8%  solution will form how much 

 

 

Q.

Two samples of  of 1.0 M and 0.25 M are mixed. Find volumes of these samples taken in order to prepare 0.75 M HCl solution. Assume no water is added

       

 

 

 

Q.

10 mL of 1 M  solution and 5 mL 0.5 M  are mixed together to precipitate out . The amount of  precipated will be

Q.

An iron sample contains What is the amount so that it is precipitated as  which weighs 0.40 g?

Q. Mole Concept?

Mole Concept