Q. Which of the following statements about covalently bonded molecules is false?

View solution

Q. A biological polymer contains alanine, tyrosine, and lysine. Which of the following will be true about this molecule?

View solution

Q. The effectiveness or capacity of a buffer solution can be affected by

View solution

Q. Who discovered and described the blood groups (ABO) classification?

View solution

Q. H₂O and CH₄ are both examples of

View solution

Q. Hydrogen bonds and hydrophilic interactions are types of

View solution

Q. Which of the following organic groups are found in naturally occuring amino acids?

View solution

Q. Polyprotic acids such as H₃PO₄, can act as acid-base buffers

View solution

Q. The pH of a solution is determined by

View solution

Q. The reactions of molecules

View solution

Q. Which of the following indicates that the pK of an acid is numerically equal to the pH of the solution when the molar concentration of the acid and its conjugate base are equal?

View solution

Q. Which of the following will easily dissolve in a polar solvent?

View solution

Q. The elements oxygen, nitrogen, and carbon

View solution

Q. Molecules in which the atoms are held together by __________ bonds have the strongest chemical linkages.

View solution

Q. Salt dissolves well in water as water molecules

View solution

Q. Buffer solutions

View solution

Q. A Bronsted acid becomes __________ upon losing a proton.

View solution

Q. Most of the important functional groups in biological molecules contain

View solution

Q. What is the concentration, in moles/liter, of the hydrogen ion, if pH of a solution is 7?

View solution

Q. Which of the following alcohols would be most soluble in water?

View solution