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The Human Body in Health and Illness: Chapter 2 questions and correct answers
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The Human Body inHealth and Illness:
Chapter 2 questions and
correct answers
______ is the simplest and smallest atom. - answer
✅✅Hydrogen.
A _______ is a gel-like substance the resembles egg
whites. - answer ✅✅Colloid.
, A ________ reaction is the formation of a solid in a
solution during a chemical reaction. - answer
✅✅Precipitation.
Describe an isotope. - answer ✅✅Often unstable, and
their nuclei break down, or decay, giving off energy.
Describe covalent bond. - answer ✅✅Sharing of
electrons by the outer shells of the atoms.
Describe hydrogen bond. - answer ✅✅Weak attraction
between water molecules.
Describe ionic bond. - answer ✅✅Caused by a transfer
of electrons between atoms.
Electrons carry a ______ charge. - answer ✅✅Negative
electrical charge.
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