- Distillation of water cannot remove
(A) volatile liquids like alcohol
(B) dissolved salts
(C) suspensions
(D) precipitates
- The ratio in water of hydrogen to oxygen by mass is
(A) 1 : 9
(B) 2 : 1
(C) 1 : 2
(D) 1 : 8
- Decomposing water by an electric current will give a ratio of hydrogen to
oxygen by volume equal to
(A) 1 : 9
(B) 2 : 1
(C) 1 : 2
(D) 1 : 8
- If 10.0 grams of ice melts at 0°C, the total quantity of heat absorbed is
(A) 10.0 J
(B) 334 J
(C) 3,340 J
(D) 33,400 J
- To heat 10.0 grams of water from 4°C to 14°C requires
(A) 10.0 J
(B) 4.18 J
(C) 418 J
(D) 4,180 J
- The abnormally high boiling point of water in comparison to similar
compounds is due primarily to
(A) van der Waals forces
(B) polar covalent bonding
(C) dipole insulation
(D) hydrogen bonding
- A metallic oxide placed in water would most likely yield
(A) an acid
(B) a base
(C) a metallic anhydride
(D) a basic anhydride
