As tube is closed therefore mole of gas is enclosed in a tube, thus it will only converted into gas ( Iodine Gas). In the gas form it will going to exert pressure on the wall of a tube. From conservation of mass principle weight of tube remain same, there will be no change in the weight of gas. therefore weight of sealed tube that is filled with iodine gas is 27 gm

3 0

3 years ago

How much physical activity do adults need?

serg [7]

30? Physical activity

8 0

2 years ago

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The formation of the solar system in order from start to finish

KatRina [158]

<h2><u>FORMAT</u><u>ION</u></h2>

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Our solar system formed about 4.5 billion years ago from a dense cloud of interstellar gas and dust. The cloud collapsed, possibly due to the shockwave of a nearby exploding star, called a supernova. When this dust cloud collapsed, it formed a solar nebula—a spinning, swirling disk of material

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3 years ago