Describe the relationship between genes, chromosomes, and DNA. DNA is made of pieces of chromosomes that contain genes DNA is made of pieces of chromosomes that contain genes chromosomes are regions on a gene made of DNA chromosomes are regions on a gene made of DNA Genes are pieces of DNA located on chromosomes Genes are pieces of DNA located on chromosomes DNA is made up of chromosomes found on genes

A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159

The chemical formula for emerald is be3al2(sio3)6.an emerald can be decided as

1) a. water molecule breaks up into hydrogen and oxygen on passing electricity. does this involve breaking intermolecular or intramolecular forces of attraction. explain b. on boiling water changes to water vapor. does this involve breaking intermolecular or intramolecular forces of attraction. explain methanol evaporates faster than water. contrast the intermolecular forces and the vapor pressures of methanol and water?