TLS Online TPP Program
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TLS Online TPP Program
#Question id: 374
#XL - Q Biochemistry
The pH of a sample of blood is 7.4, while gastric juice is pH 1.4. The blood sample has:
TLS Online TPP Program
#Question id: 375
#XL - S Microbiology
The aqueous solution with the lowest pH is:
TLS Online TPP Program
#Question id: 376
#XL - S Microbiology
Phosphoric acid is tribasic, with pKa of 2.14, 6.86 and 12.4. The ionic form that predominates at pH 3.2 is
TLS Online TPP Program
#Question id: 377
#XL - S Microbiology
The aqueous solution with the highest pH is:
TLS Online TPP Program
#Question id: 378
#XL - S Microbiology
Which of the following statements about buffers is true?
TLS Online TPP Program
#Question id: 379
#XL - S Microbiology
A compound has a pKa of 7.4. To 100 mL of a 1.0 M solution of this compound at pH 8.0 is added 30 mL of 1.0 M hydrochloric acid. The resulting solution is pH: