Question
The figure below shows a paper that was placed horizontally across the middle of a non-luminous flame.
Explain on the observation made.
Explain on the observation made.
Answer
The charred region are the areas which came into contact with the pale blue region (outer) which is very hot while the unburnt region are the ones that came into contact with the almost colourless region of the flame that comprises of the unburnt gases hence not burned.
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