The reason for water's unique set of properties which make it essential for life on earth can be explained by its:
A. Relatively low molar mass.
B. Polar covalent structure.
C. Moderate freezing and boiling points.
D. Lack of taste and odor.

27 drag each label to the correct location on the image. a particular exosolar system has five planets in total: a, b, c, d, and e. the table lists the orbital periods of these planets in days. planet orbital period (days) a 600 b 80 c 1,000 d 500 e 100 move each planet to its orbit in the system.