Oxygen
Carbon
Hydrogen
Nitrogen
Helium
Correct answer is C
Hydrogen is the most abundant element, making up about 75% of the universe’s elemental mass.
Which company developed the game "PUBG"?...
What modern wonder is located in Jordan?...
Which side of the road do people drive on in the United States?...
What is the function of a laryngoscope during intubation?...
Which animal is the only flying mammal?...
Who founded the Satavahana dynasty?...
What is the currency of Brazil?...
Which movie features a sentient robot named WALL-E?...