Suggest why a glass tank with water was placed ​

the 2 layers of glass provides protection from the heat of lamp and the water lamp moves down rapidly as the gas us collected

The two layers of glass provides protection from the heat of the lamp, and the water level moves down rapidly as the gas is collected.

This is the Answer for your question :3

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the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this

acceleration= v2-v1/t so 8m/s-3m/s / 3s =to 8/3 or

2.67 m/s^2

hope i

-lavira: )