A sample of mercury(II) oxide was heated to produce mercury metal and oxygen gas. Then the liquid mercury
was cooled to -40°C, where it solidified. A glowing wood
splint was thrust into the oxygen, and the splint burst into flame. Identify each physical change and each chemical change.

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Ответ:

itsyogirl12

24.10.2021

Chemistry

5/10 maybe

Explanation:

because u might never know which its going to land on

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A sample of mercury(II) oxide was heated to produce mercury metal and oxygen gas. Then the liquid mercury was cooled to -40°C, where it solidified. A glowing wood splint was thrust into the oxygen, and the splint burst into flame. Identify each physical change and each chemical change.