With Respect to the Concept of the Conservation of Mass

question 25

Multiple Choice

With respect to the concept of the Conservation of Mass, which of the following statements accurately describes one of the major differences of nuclear chemistry from other forms of chemistry.

• A) Nuclear reactions can produce different elements than those you start with.
• B) The sum of the masses of the products might not equal the sum of the masses of the reactants.
• C) Some of the mass is converted into energy in some nuclear reactions.
• D) all of the above
• E) none of the above

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Definitions:

Glia Cells

Non-neuronal cells in the central and peripheral nervous system that provide support and nutrition, maintain homeostasis, and participate in signal transmission.

Embryonic Germ Layers

The three primary layers of cells (ectoderm, mesoderm, endoderm) in the embryo, from which all organs and tissues develop.

Endoderm

The innermost of the three primary germ layers in the early embryo that gives rise to the lining of the digestive and respiratory systems.

Mesoderm

A middle layer of cells or tissues in an embryo from which many organs and tissues such as muscle, bone, and blood vessels develop.