Chapter 4 Properties of Matter
Chapter 4 Properties of Matter
Chapter 4 Properties of Matter
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4.8 Conservation <strong>of</strong> energy<br />
• electrolysis <strong>of</strong> water<br />
electrical energy is absorbed<br />
products have higher potential energy<br />
• hydrogen is burned in O 2<br />
energy is released<br />
product has lower potential energy<br />
Law <strong>of</strong> conservation <strong>of</strong> energy –<br />
energy can be neither created nor destroyed,<br />
though it can be transformed from one to another<br />
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