GENERAL CHEMISTRY 2 (WEEK 3) 2. Identify which of the following statements are true. When a solute is added to a solvent forming
solution: (Explain your answer)
(I) the boiling point increases,
(II) the boiling point decreases
(III) the freezing point increases
(IV) the freezing point decreases
A. i and ii are true
B. i and iv are true
C. ii and iv are true
D. ii and iii are true

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial

2. how is heavy water different from normal water

The conventional equilibrium constant expression (kc) for the system below is: 2icl(s) ⇄ i2(s) + cl2(g) [cl2] ([i2] + [cl2])/2[icl] [i2][cl2]/[icl]2 none of the listed answers are correct [i2][cl2]/2[icl]