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2024 CHEM 101-STRAIGHTERLINE EXAM 1 WITH CORRECT ANSWERS
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2024 CHEM 101-STRAIGHTERLINE EXAM 1 WITH CORRECT ANSWERS
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2024 CHEM 101-STRAIGHTERLINEEXAM 1 WITH CORRECT ANSWERS
A compound that only dissociates to a small extent in an aqueous solution,
producing very few ions. - CORRECT ANSWERS-weak electrolyte
A solid that when dissolved in a solvent produces a solution that does not
conduct electricity. - CORRECT ANSWERS-nonelectrolyte
A substance in which the atoms or molecules are free to move relative to
one another. It always assumes the shape and volume of its container. -
CORRECT ANSWERS-gas
A substance in which the atoms or molecules pack closer than a gas, but are
still able to freely move relative to one another. It exhibits a fixed volume,
but not a fixed shape. - CORRECT ANSWERS-liquid
A substance in which the atoms or molecules are fixed at a specific position.
It exhibits a fixed volume and rigid shape. - CORRECT ANSWERS-solid
The formula of a compound given with its smallest whole numbers. -
CORRECT ANSWERS-empirical formula
The chemical formula of a compound determined from its molecular mass. -
CORRECT ANSWERS-molecular formula
The interaction of atoms and molecules that involves the breaking and
forming of bonds. - CORRECT ANSWERS-chemical reaction
In a chemical reaction, the reactant that is used up first. - CORRECT
ANSWERS-limiting reagent
A solution in which the solvent is water. - CORRECT ANSWERS-aqueous
solution
The major component of a solution. - CORRECT ANSWERS-solvent
The minor component in a solution. - CORRECT ANSWERS-solute
, A compound that dissociates completely into ions in an aqueous solution. -
CORRECT ANSWERS-strong electrolyte
A solid that has atoms and molecules in a repeatable pattern. - CORRECT
ANSWERS-crystalline solid
A solid whose atoms or molecules are not arranged in a specific pattern. -
CORRECT ANSWERS-amorphous solid
A substance does not vary its composition within the substance nor between
samples of the same substance. - CORRECT ANSWERS-pure substance
A physical combination of substances in which each substance keeps its own
physical and chemical properties. - CORRECT ANSWERS-mixture
A physical combination of substances of non-uniform composition. -
CORRECT ANSWERS-heterogeneous mixture
A physical combination of substances of uniform composition. - CORRECT
ANSWERS-homogeneous mixture
A pure substance that cannot be broken into component parts. Examples
include helium, nitrogen, and oxygen. - CORRECT ANSWERS-element
A pure substance made up of two or more elements. - CORRECT ANSWERS-
compound
A quantitative observation. - CORRECT ANSWERS-measurement
Any division of a quantity that may be used in a measurement. - CORRECT
ANSWERS-unit
The SI unit for length. - CORRECT ANSWERS-meter
The SI unit for time. - CORRECT ANSWERS-second
The SI unit for mass. - CORRECT ANSWERS-kilogram
The standard unit of measurement used to count atoms. - CORRECT
ANSWERS-mole
A unit system abbreviated as SI that is used by scientists. - CORRECT
ANSWERS-International System of Units
A unit system of measurement used throughout the world. - CORRECT
ANSWERS-metric system
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