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Whai is chemical equilibrium. Whai is easy way to understand mole concept.

Whai is chemical equilibrium. Whai is easy way to understand mole concept.

Grade:11

1 Answers

Kulbushan
17 Points
6 years ago
Chemical equilibrium is attained when rate of forward reaction is equal to rate of backward reaction.In chemical equilibrium the conc of rectants and product remains the same.
First of all mole is  a physical unit . It can be defined in several ways
1 it is the quantity which has mass equal carbon atom of atomic number 12
2 it is quantity which has no of atoms equal to avogadro number = 6.022140857 × 1023
3 it is a quantity which is equal to volume of gas at stp that is 22.4l
there is things like molarity molality which differs by the fact that molarity is associated with volume while latter consists of mass
normality is calculated on basis of chemical equivalent
Learning formulae and praticing question might help you to understand mole concept.

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