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#Question id: 399


Calculate the pH of a 1 L solution containing 0.100 M formic acid and 0.100 M sodium formate before and after the addition of 1.00 mL of 5.00 M NaOH. How much would the pH change if the NaOH were added to 1.00 L of pure water? (pKa for formic acid is 3.75)

#XL - S Microbiology
  1. 3.75, 11.7

  2. 3.75, 12.8

  3. 3.79, 11.7

  4. 11.7, 3.79


Answer:- Option(s): 3


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#Question id: 5383

#XL - P Chemistry

12 yr ago the average age of a husband and a wife was 20 yr .The average remains the same today when they have two children. What is the present age of the youngest child if they differ in age by 2 yr.

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#Question id: 5760

#XL - S Microbiology

The fluctuation test of Luria and Delbruck (studying resistance to bacteriophge T1 infection) established that

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#Question id: 27297

#XL - U Food Technology

In which of the following reaction, amadori intermediate is formed

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#Question id: 917

#XL - Q Biochemistry

The glycerol produced from the hydrolysis of triacylglycerides enters glycolysis as:

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#Question id: 550

#XL - R Botany

Which of the following statements is false?

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