Answer:
1) Liquid hydrogen has the lowest density of any liquid.
2) Hydrogen is the chemical element with the symbol H.
3) Hydrogen is the most abundant chemical substance in the universe, constituting roughly 75% of all baryonic mass.
4) Atomic mass: 1.00784 u
5) Atomic number: 1
[b] The sporangia are knob-like structures.
They are present at the top of the thread-like structures called hyphae.
They are dispersive, i.e. they are scattered by rain, wind or insects.
<span>The answer is true, professionalization of science is due to specializing the field of science. Science was a key factor that enhances our world today. It is by the help of the scientist and professionals who invented things that are thought by us. Scientists before are specializing science which helped them analyze their hypothesis until they will get into their conclusions. Specializing this became a profession to a lot of those scientist to pursue and invent more.</span>
