How much heat is needed to convert 500 g of water at 100 ° C into steam at 100 °C (Latent heat of vaporisation of water = 540 cal/g)
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Answer:
Explanation:
Given: m = 150g
L = 540 cal/g
To find: Q = ?
Formula: Q = mL
Solution: Q = 150 × 540
= 81000 cal
Heat energy needed is 81000 cal.
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