Question

question 5
where was the specific location where the helium hydride was found?
ngc 7027
space
sofia science center
earths atmosphere

Explanation:

Helium hydride was first detected in the planetary - nebula NGC 7027. Space is too general, SOFIA Science Center is a research facility not the location of discovery, and it's not found in Earth's atmosphere.

Answer:

A. NGC 7027