So2+o2 so3 how many moles of o2 needed to combust 100.0g of sulfur dioxide

Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers

Reactions in cells take place at about a. 40°c b. 0° c. 100°c d. 60°c

Analyze the reaction to determine whether the reaction is exothermic or endothermic. explain your reasoning.