हिंदी

Calculate the pOH of a buffer solution formed from 0.3 M weak base and 0.45 M of its salt with strong acid [pK_b = 4.7447].

Advertisements
Advertisements

प्रश्न

Calculate the pOH of a buffer solution formed from 0.3 M weak base and 0.45 M of its salt with strong acid [pKb = 4.7447].

विकल्प

  • 6.45

  • 4.07

  • 4.92

  • 5.51

MCQ
Advertisements

उत्तर

4.92

Explanation:

pOH = `pK_b + log  (["Salt"])/(["Base"])`

= `4.7447 + log  0.45/0.3`

= 4.92

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×