Biochemistry Questions and Answer

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Matter Correct Answer Anything that has mass and/or takes up space (volume) Element Correct Answer A substance that cannot be broken down into other substances by chemical reactions Molecule Cor... rect Answer Any combination of atoms Compound Correct Answer Two or more different elements combined in a fixed ratio Atom Correct Answer Smallest unit of matter that retains the properties of an element Atomic Number Correct Answer Number of protons Mass Number Correct Answer Number of protons plus neutrons Atomic Weight Correct Answer 1 mole of a sustance = atomic weight in grams Isotope Correct Answer Atom with an abnormal number of neutrons Proton Correct Answer Positively charged subatomic particle Neutron Correct Answer Subatomic particle with no charge Electron Correct Answer Negatively charged subatomic particle Valence Electron Correct Answer Outermost electrons in an atom Covalent Bond Correct Answer Sharing of electrons (Two non-metals) [Show More]

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