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100 mL of 0.1M H2SO4 and 100 mL of 0.1M KOH are mixed together and diluted to exactly two litres. Normality of unreacted acid in the mixture is

100 mL of 0.1M H2SO4 and 100 mL of 0.1M
 
KOH are mixed together and diluted to
exactly two litres. Normality of unreacted
acid in the mixture is

Grade:12

2 Answers

Pooja
127 Points
4 years ago
For H2SO4
 H2SO4= 2H+ +SO4-2
Concentration of H+ ions is
100× 0.1 ×2=20millimoles
 
For KOH
KOH=K+ + OH-
 
Pooja
127 Points
4 years ago
Cont. (Sorry I accidentally submitted incomplete answer)
Concentrationof KOH is 100 × 0.1=10millimoles
 
Now after reaction the millimole left are 20-10 = 10millimoles 
Normality of remaining acid in 2 litre volume is
10/2 = 5millinormal

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