Zusammenfassung der Ressource
Frage 1
Frage
In this diagram you can see an arrow with delta H (triangle H) on it. But what does this MEAN?!
Antworten
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Change in horses
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Change in hats
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Change in temperature
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Change in energy
Frage 2
Frage
Which of the following statements is true of exothermic reactions?
Antworten
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Photosynthesis is an example of this.
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It gives out energy to the surroundings.
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It make cold.
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The products have more energy than the reactants.
Frage 3
Frage
Which type of reaction can be used to make an ice pack?
Antworten
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Exothermic
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Endothermic
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Combustion
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What's a reaction?