Which symbol equation correctly describes the reaction: Wood (mostly glucose) burns in the presence of oxygen to form water and carbon dioxide? A. C6H12O6 + O2 + H2O + CO2 B. CH1206 → 02 + H2O + CO2 C. 02 + H2O + CO2 + C6H1206 D. O2 + H2O + CO2 + C6H1206

Which of the following is not a true statement about dwarf planets? a the kuiper belt contains comets, asteroids, and dwarf planets. b ceres is a dwarf planet located in the kuiper belt. c the largest known dwarf planet in the solar system is named eris.

21. consider the following chemical reaction: n2+ o2 2 no if 10.0 g of n2 reacts with excess oxygen then how many grams of no can be formed? a) 10.7 g b) 21.4 g c) 32.9 g d) 42.8 g page 4 of 8

Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset