Card 1 of 27
What does conservation of energy mean during a chemical reaction?
A
Extra cold sodium hydroxide simply cools the mixture because no acid remains to react.
B
Iron powder reacts slowly with oxygen in an exothermic oxidation reaction, releasing energy to the surroundings.
C
The products have less energy than the reactants.
D
The total energy is unchanged because energy is transferred, not created or destroyed.
Card 1 of 27
5.1.1 Energy transfer during exothermic and endothermic reactions Flashcards
27 flashcards on AQA GCSE Chemistry 5.1.1 Energy transfer during exothermic and endothermic reactions: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.