The answer to this questions is letterB
Answer:
i think interstellar dust......
Answer:
2(mass no of magnisium)+mass of barium
plug in the values
First, let us define Electronegativity. Electronegativity is "the ability of an atom to attract electrons." In addition, electronegativity increases in elements from left to right, while on the other hand, electronegativity decreases from top to bottom in an element group. It decreases because the atomic radius increases as we go downward an element in the group.
Answer:
light bends and makes effects in the water
Explanation:
