Solved papers for JEE Main & Advanced JEE Main Paper (Held On 25 April 2013)

done JEE Main Paper (Held On 25 April 2013) Total Questions - 1

• question_answer1)                 What would be the pH of a solution obtained by mixing 5g of acetic acid and 7.5g of sodium acetate and making the volume equal to 500 mL?                 \[(\operatorname{Ka}=1.75\times {{10}^{-5}},\operatorname{pka}=4.6)\]     JEE Main Online Paper ( Held On 25  April 2013 )
  A)
                  pH =4.70
  done clear
  B)
                                         pH< 4.70
  done clear
  C)
                                         pH of solution will be equal to pH of acetic acid
  done clear
  D)
                                         4.76 < pH< 5.0
  done clear
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