What does the absolute magnitude of a star depend on? a. brightness b. energy output c. distance from earth d. color of a star

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

Are the results of a thoroughly tested hypothesis?