Sound travels faster in solid
There are three main types of galaxies<span>: Elliptical, Spiral, and Irregular. Two of these three </span>types<span> are further divided and classified into a system that is now known the tuning fork diagram. When Hubble first created this diagram, he believed that this was an evolutionary sequence as well as a classification.</span>
Nitrogen and hydrogen
N2 +3 H2 ---> 2NH3
hope that answers the question:)
Answer: 298.9 million years old
Explanation: hope it helps luv ❤✨