Which statement describes the law of conservation of energy?
A. All systems will exchange matter and energy with their surroundings.
B. All systems can exchange energy, but not matter, with their surroundings.
C. Energy cannot be created nor destroyed, but it changes from one form to another.
D. Energy is destroyed in most chemical reactions when new products are formed.
Answers: 1
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What type of reaction fuels the processes seen here?
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Which change will decrease the number of effective collisions during a chemical reaction? a. adding a catalyst b. increasing the surface area c. decreasing the temperature d. increasing the reactant concentrations e. increasing the volume of the reactants
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Which statement describes the law of conservation of energy?
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