Which is the limiting reactant, if any, when 48.62 grams of magnesium, Mg, react with 4.0 moles of water? Set up a table and write a sentence to explain your thinking. 1 Mg + 2 H2O →1 Mg(OH)2 + 1 H2

#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.