Easy 8th grade science
which of the following is the si unit used by chemists to measure the amount of an element or substance?

mole

milliliter

atom

molecule

Which material burns faster? metal aluminum

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.

If two identical atoms are bonded,what kind of molecule is formed