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Zumdahl Chemistry Exam Questions With
Correct Answers
What law states that mass is neither created nor destroyed in a chemical reaction? -
answer✔Law of Conservation of Mass
What man created the Law of Conservation of Mass? - answer✔Antoine Lavoisier
What is the Law of Conservation of Mass sometimes referred to as? - answer✔Lavoisier's Law
What law states that a given compound always contains exactly the same proportion of elements
by mass? - answer✔Law of Definite Proportions
What man created the Law of Definite Proportions? - answer✔Joseph Proust
What is the Law of Definite Proportions sometimes referred to as? - answer✔Proust's Law
What law states that when two elements form a series of compounds, the ratios of the masses of
the second element that combine with 1 gram of the first element can always be reduced to small
whole numbers? - answer✔Law of Multiple Proportions
What man created the Law of Multiple Proportions? - answer✔John Dalton
What is the Law of Multiple Proportions sometimes referred to as? - answer✔Dalton's Law
Which component of an atom is negatively charged and is found outside of the nucleus? -
answer✔Electron
Which component of an atom is positively charged and is found in the nucleus? -
answer✔Proton
Which component of an atom has no charge and is found in the nucleus? - answer✔Neutron
Which component of an atom is found outside of the nucleus? - answer✔Electron
Despite being small compared with the overall size of the atom, what extremely dense
component of an atom accounts for almost all of the atom's mass? - answer✔Nucleus
What term denotes atoms with the same number of protons but different number of neutrons in
the nucleus and show almost identical chemical properties? - answer✔Isotopes
Zumdahl Chemistry Exam Questions With
Correct Answers
What law states that mass is neither created nor destroyed in a chemical reaction? -
answer✔Law of Conservation of Mass
What man created the Law of Conservation of Mass? - answer✔Antoine Lavoisier
What is the Law of Conservation of Mass sometimes referred to as? - answer✔Lavoisier's Law
What law states that a given compound always contains exactly the same proportion of elements
by mass? - answer✔Law of Definite Proportions
What man created the Law of Definite Proportions? - answer✔Joseph Proust
What is the Law of Definite Proportions sometimes referred to as? - answer✔Proust's Law
What law states that when two elements form a series of compounds, the ratios of the masses of
the second element that combine with 1 gram of the first element can always be reduced to small
whole numbers? - answer✔Law of Multiple Proportions
What man created the Law of Multiple Proportions? - answer✔John Dalton
What is the Law of Multiple Proportions sometimes referred to as? - answer✔Dalton's Law
Which component of an atom is negatively charged and is found outside of the nucleus? -
answer✔Electron
Which component of an atom is positively charged and is found in the nucleus? -
answer✔Proton
Which component of an atom has no charge and is found in the nucleus? - answer✔Neutron
Which component of an atom is found outside of the nucleus? - answer✔Electron
Despite being small compared with the overall size of the atom, what extremely dense
component of an atom accounts for almost all of the atom's mass? - answer✔Nucleus
What term denotes atoms with the same number of protons but different number of neutrons in
the nucleus and show almost identical chemical properties? - answer✔Isotopes
