Cellular respiration is an example of a chemical reaction where energy is released. Which of the following is a reaction where energy is released?

A-Exothermic reaction

B-Endothermic reaction

C-Dissolution reaction

D-Acid-Base reaction

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A cert is searching for survivors in a building after an electrical storm. the door to one of the rooms that the team needs to search is closed. some of the cert members think they smell smoke.

What is the tense In sailed

Acceleration is a vector quantity. O O A. True B. False

What will happen to the brightness of a string of bulbs hooked up in series when you increase the number of bulbs in the string? A. Each light in the string will get brighter. B. Each light in the string will get dimmer. C.

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Which of the following indicates that a ChemicL change has taken place? (A) a change from liquid to a gas (B) an increase in the volume of a substance (C) a change in the color of a substance (D) a change from a solid to a liquid A precipitate is a