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Biochemistry (correct answers)
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  • Course
  • Biochemistry
  • Institution
  • Biochemistry

Matter correct answers Anything that has mass and/or takes up space (volume) Element correct answers A substance that cannot be broken down into other substances by chemical reactions Molecule correct answers Any combination of atoms Compound correct answers Two or more different elements ...

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  • May 3, 2023
  • 3
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers

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  • matter correct answers anything that has mass andor takes up space volume

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  • Biochemistry
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Biochemistry (correct answers)
Matter correct answers Anything that has mass and/or takes up space (volume)

Element correct answers A substance that cannot be broken down into other
substances by chemical reactions

Molecule correct answers Any combination of atoms

Compound correct answers Two or more different elements combined in a fixed ratio

Atom correct answers Smallest unit of matter that retains the properties of an element

Atomic Number correct answers Number of protons

Mass Number correct answers Number of protons plus neutrons

Atomic Weight correct answers 1 mole of a sustance = atomic weight in grams

Isotope correct answers Atom with an abnormal number of neutrons

Proton correct answers Positively charged subatomic particle

Neutron correct answers Subatomic particle with no charge

Electron correct answers Negatively charged subatomic particle

Valence Electron correct answers Outermost electrons in an atom

Covalent Bond correct answers Sharing of electrons (Two non-metals)

Ionic Bond correct answers Electrostatic attraction of positive and negative ions (Metal
and Non-metal)

Valence shell correct answers An atom's outermost electron shell

Polar Covalent Bond correct answers Unequal sharing of electrons due to difference in
electronegativity

Cation correct answers Positively charged ion

Anion correct answers Negatively charged ion

Hydrogen bond correct answers Hydrogen atom covalently bonded to an
electronegative atoms is attracted to another electronegative atom

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