Magnesium is a medication used as a mineral supplement used to prevent and treat low levels of minerals in the blood. When magnesium (Mg) reacts with oxygen (O2 ) it forms magnesium oxide (MgO). __2_Mg + ___ O2 __2_ MgO

If 25g of Mg reacts with O2, and 100 g of MgO is formed, how much O2 was needed?

The rules of engagement (roe) working group is often used to (select all that apply.)

What are the chemical names of these compounds? ke: mg3n2: reset next

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.