Which statement about the law of conser-
vation of mass is NOT true?
A) The mass of reactants must equal the
mass of products.
B) All the atoms on the reactant side of an
equation are also on the product side.
C) The reaction creates new types of
atoms.
D) Atoms are not lost, but are rearranged.

Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.

What does the mass of 0.7891 mol of ferric oxide (fe2o3)

Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.