#Question id: 353
#Part-A Aptitude & General Biotechnology
Measurements show that the pH of a particular lake is 4.0. What is the hydrogen ion concentration of the lake?
#Question id: 355
#Part-A Aptitude & General Biotechnology
Measurements show that the pH of a particular lake is 4.0. What is the hydroxide ion concentration of the lake?
#Question id: 356
#Part-B Specialized Branches in Biotechnology
How does 0.5 M sucrose (molecular mass 342) solution compare to 0.5 M glucose (molecular mass 180) solution?
#Question id: 357
#Part-A Aptitude & General Biotechnology
What is the concentration of H+ in a solution of 0.1 M NaOH?
#Question id: 359
#Part-A Aptitude & General Biotechnology
What is the concentration of OH− in a solution with an H+ concentration of 1.3 × 10^−4 M?
#Question id: 361
#Part-A Aptitude & General Biotechnology
Calculate the percentage of histidine that has its imidazole side chain protonated at pH 7.3. The pKa values for histidine are pK1 = 1.8, pK2 (imidazole) = 6.0, and pK3 = 9.2.