Questions 13–16 refer to the following structures:
(*Alkyl group that is not necessarily the same as R)
The organic structure that includes the functional group of an aldehyde
The organic structure that includes the functional group of an acid
The organic structure that includes the functional group of an ester
The organic structure that includes the functional group of an ether
Questions 17–21 refer to the following:
(A) H 2 (g)
(B) CO 2 (g)
(C) 2N 2 O(g)
(D) 2NaCl (aq)
(E) H 2 SO 4 (dilute aq)
The expression that can be used to designate a linear nonpolar molecule that
contains polar bonds
The expression that can be used to designate 2 moles of atoms
The expression that can be used to designate 3 moles of atoms
The expression that can be used to designate a maximum of 3 moles of ions
The expression that can be used to designate 6 moles of atoms
Questions 22–25 refer to the following pairs of substances:
(A) NH 3 and N 2 H 4
(B)^16 O and^17 O
(C) NH 4 Cl and NH 4 NO 3
(D) CH 3 OCH 3 and CH 3 CH 2 OH
(E) O 2 and O 3