alka was making a tea in a kettle suddenly she felt intense heat from the puff of steam rushing out from the spout of the kettle. She wondered whether the temperature of steam was higher than water boiling in the kettle.comment
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Water boils at a constant temperature, and when it changes into steam and escapes, its temperature remains the same.
But, the amount of heat released by water at 100 C is 4.2 J/g while that released by steam is 2268 J/g. This makes burns by steam a lot more serious than burns by boiling water.