Course INTRODUCTORY Chemistry: The Molecular Natur
Course INTRODUCTORY Chemistry: The Molecular Natur
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Silberberg. Chemistry, The Molecular Nature of Matter and Change Ch. 3 Questions with Answers
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Course INTRODUCTORY Chemistry: The Molecular Natur
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Course INTRODUCTORY Chemistry: The Molecular Natur
Silberberg. Chemistry, The Molecular Nature of Matter and Change Ch. 3 Questions with Answers
stoichiometry - correct answersThe study of the mass-mole-number relationships of chemical formulas and reactions
mole - correct answersThe SI base unit for amount of substance. The amount that contain...
Course INTRODUCTORY Chemistry: The Molecular Natur
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Silberberg. Chemistry, The Molecular Nature of Matter and Change Ch. 3
Questions with Answers
stoichiometry - correct answersThe study of the mass-mole-number relationships of chemical formulas
and reactions
mole - correct answersThe SI base unit for amount of substance. The amount that contains a number of
objects equal to the number of atoms in exactly 12 g of carbon-12
Avogadro's number - correct answersA number (6.022 * 10^23 to four sig figs) equal to the number of
atoms in exactly 12 g of carbon-12; the number of atoms, molecules, or formula units in one mole of an
element or compound.
molar mass - correct answersThe mass of 1 mol of entities (atoms, molecules, or formula units) of a
substance, in units of g/mol.
empirical formula - correct answersA chemical formula that shows the lowest relative number of atoms
of each element in a compound.
molecular formula - correct answersA formula that shows the actual number of atoms of each element
in a molecule of a compound.
structural formula - correct answersA formula that shows the actual number of atoms, their relative
placement, and the bonds between them.
combustion analysis - correct answersA method of determining the formula of a compound from the
amounts of its combustion products; used commonly for organic compounds.
isomer - correct answersOne of two or more compounds with the same molecular formula, but different
properties, often as a result of different arrangements of atoms.
chemical equation - correct answersA statement that uses chemical formulas to express the identities
and quantities of the substances involved in a chemical or physical change.
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