The answer to this question would be: BaCl 2
Barium is an alkali metal with 56 atomic number. Barium located in the group 2 of the periodic table because it has 2 valence electrons. Chlorine is a nonmetal that has 1 valence electron. When react, it would need 2 chlorine for each barium as the valence electron of barium is twice the chlorine.
Answer:
1 kilogram weight at sea level would be the equivalent of 2 pounds.
Explanation:
I believe it is A because the plant is offering protection while the bacteria is converting it in to nitrogen that the plant can use!
D i think if not here’s this a collection of beliefs or practices mistakenly regarded as being based on scientific method
