How much mass would a mole of nitrogen molecules contain

Sodium, atomic number 11, forms an ionic bond with an atom of an unknown element. what is one possible choice for the other element in the compound?

Which is most likely the goal of selective breeding on a farm

Which lists the molecules in order from most complex to least complex? proteins, polypeptides, peptides, amino acids proteins, polypeptides, amino acids, peptides amino acids, peptides, polypeptides, proteins polypeptides, peptides, amino acids,

What safety precautions must be observed with hydrochloric acid? with silver nitrate?

Formula for Hydrocloric Acid.

Butane - ethane - methane - propane: What do these hydrocarbons have in common? A) The same number of carbons present. B) They all have polar covalent bonds. C) They all have single covalent bonds. D) They have the same structural formulas.

Identify the form of energy that is converted into ther - mal energy by your body

Determine the number of moles of sulfur trioxide produced when 3.5 moles of oxygen gas is consumed in the reaction

For each of the following balanced oxidation-reduction reactions, (i) identify the oxidation numbers for all the elements in the reactants and products and (ii) state the total number of electrons transferred in each reaction. 1.

Hypervitaminosis is a serious health threat associated with excessive amounts of ingested fat-soluble vitamins. why do water-soluble vitamins not commonly pose the same threat?