The correct one is Respiratory Distress !!
As rest are not concerned with air pollution !!
Do you answer is he proposed a genetic relationship between species
How many hydrogen atoms are involved in this reaction? 3
Answer:
Its official chemical symbol is O, and its atomic number is 8, which means that an oxygen atom has eight protons in its nucleus. ... Oxygen is normally found as a
(2) They tend to lose electrons easily when bonding is the correct answer.
All metals have either one, two, or three valence electrons. Therefore, they tend to lose these valence electrons in order to have eight valence electrons like noble gases do.
Hope this helps~