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Assertion : 0.1M H3PO3 solution has normality equal to 0.3N when completely reacted with NaOH. Reason: H3PO3 is a dibasic acid.( As both assertion and reason are false ) Calculate the normailty of the resultant solution.

Assertion : 0.1M H3PO3 solution has normality equal to 0.3N when completely reacted with NaOH.
Reason: H3PO3 is a dibasic acid.( As both assertion and reason are false ) 
Calculate the normailty of the resultant solution.

Grade:12th pass

1 Answers

Tony
108 Points
5 years ago
Bro,
Reason us given correct. H3PO3 is a dibasic acid(you can check it on internet as i can not draw structure here).
 
According to formula,
Normality = Molarity × n factor 
n factor here is basicity of given acid .
So,
Normality= 0.1× 2 = 0.2

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