Yes. Smoke has mass and occupies space, because it is a matter. Smoke is a matter and is belong to a phase of matter called gas.
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smoke isn't totally gaseous in state. it contains solid particles (namely 'soot') which is very light in weight - the reason why it gets carried away giving the misconception of its phase. it is quite of a solid as you may think.
Yes smoke had mass and occupy space.

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