CH-329
Exothermic and endothermic reactions
Chemistry · Secondary 3 · Medium · Exothermic and endothermic reactions
A student heats 200 g of water in a beaker using an alcohol burner. The temperature of the water rises from 25 °C to 40 °C. Using the equation , what is the energy gained by the water?
- 1.26 × 10⁴ J
- 8.40 × 10³ J
- 1.26 × 10³ J
- 4.20 × 10³ J
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