In which laboratory process could a student use 0.10 m naoh(aq) to determine the concentration of an aqueous solution of hbr?
(1) chromatography
(2) decomposition of the solute
(3) evaporation of the solvent
(4) titration

If a || b and e || f, what is the value of y ?

Identify which properties could correspond to solids, plasmas, or both. maintain a unique shape. collide infrequently with other particles. have very high velocities. conduct electricity. protons. have a low temperature. has long-range order.

Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.