What is helium plz answer , have a beautiful good morning:-).​

Helium is a noble gas meaning that it has a full outer shell of valence electrons. It's not reactive because of this.

Explanation:

Hello your Answer is Below ^^

the chemical element of atomic number 2, an inert gas which is the lightest member of the noble gas series.

Explanation: Here's some more information Below :D

helium is used to provide an inert protective atmosphere for making fibre optics and semiconductors, and for arc welding. Helium is also used to detect leaks, such as in car air-conditioning systems, and because it diffuses quickly it is used to inflate car airbags after impact.

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have a wonderful Day <3

-Rainbow-

emerald ash borer

the emerald ash borer is a green buprestid or jewel beetle native to north-eastern asia that feeds on ash species. females lay eggs in bark crevices on ash trees, and larvae feed underneath the bark of ash trees to emerge as adults in one to two years. hope this !

it's c. (to reduce the greenhouse effect/carbon gasses)