In trial 1 , you will use 0.50 g of aluminum, and in trial 2, you will use only 0.25 g. why will you vary the amount of aluminum?

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

Areader can tell that the meaning of “obnoxious” will include “having the quality of something” because of the .a) prefix b)pronunciation c)suffix d) word root

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.