18. The equation for the formation of magnesium oxide from its elements , Mg(s)+O 2 (g) longrightarrow; MgO * (s) , can be balanced by changing the formula of the product to Mg * O_{2} . Explain it detail why this is incorrect .

Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.

What is the chemical name of the compound ti2o3? use the list of polyatomic ions and the periodic table to you answer.

Avogradoa number was calculated by determining the number of atoms in?