In the name carbon dioxide, the prefix of the second word indicates that a molecule of carbon dioxide contains
two carbon atoms.
two oxygen atoms.
a polyatomic ion.
an ionic bond.

Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct

Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?

Match term definition ellipse a) diagonal cross section of a cylinder circle b) diagonal cross section through the widest part of a sphere sphere c) cross section parallel to the base of a cone great circle d) shape created when a semi-circle is rotated around the y-axis triangle e) perpendicular cross section of a cone