Question 1 (2 points) Where is energy stored for chemicals? In the nucleus In the products only In the chemical bonds In the reactants only Question 2 (3 points) Select each statement that is true about endothermic reactions. Energy is absorbed The products have more energy than the reactants Temperature of the surroundings decreases Temperature of the surroundings increases The reactants have more energy than the products Energy is released Question 3 (1 point) Exothermic reactions release heat. True False Question 4 (4 points) 30 S 4 F1 F2 F3 F7 F8 X @ # % 2 3 4 6 8 Q W E R T Y U A S D F G HQuestion 4 (4 points) Does this graph represent an endothermic or exothermic chemical reaction? Explain your reasoning. Reactants Potential Energy AH Products Reaction Progress - A