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Chemistry Fall Final
Quiz by Cheryl Morton
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
The general term for a systematic approach used in scientific study is_________________.
the scientific controversy
quantitative analysis
the scientific method
qualitative analysis
Anything that has mass and takes up space is___________
The general term for a systematic approach used in scientific study is_________________.
The type of data that is descriptive in nature is ________
the variable that you plan to change during the course of an experiment is ____________________
two items that must be worn during any laboratory experiment are ___________________.
when a laboratory session ends, you must always _______________.
Which of the following is a vapor?
which of the following is not a state of matter?
which of the following is a pure substance?
in the chemical reaction below, how do you classify hydrogen and oxygen?
2H2 + O2 ----> 2H2O
a ___________ is a transition from one state to another
in the chemical reaction shown below, what is the beginning mass of mercuric oxide?
2HgO (?grams) ---> 2Hg(200 grams) + O2 (16 grams)
which of these is not a homogeneous mixture?
which of the following is a compoun d
Periods are __________________ on the periodic table
Democritus believed that matter was made up of ______________.
Aristotle said that _______________ cannot exist
which of the following parts of John Dalton's atomic theory were not correct?
In the figure below, if the atoms of element A have a mass of 16 units each and the atoms of element B have a mass of 1 unit each, what will be the total mass?
which of the following particles has a mass that is almost the same as the mass of a proton?
The atomic number of an element is defined by its number of ______.
the sum of the protons and neutrons in a nucleus is _________.
how is the atomic mass unit (amu) defined?
the wavelength of a wave is measured from_____
what is the electron configuration for tin (Sn)?
what is an electron dot structure
which group on the periodic table is known as the alkaline earth metals?
halogens are good disinfectants. Which of the following is a halogen?
Which of the following are poor conductors of heat and electricity?
atoms of elements in group 1 have____________________
a positive ion forms when ____________________
what is the lowest energy state of an atom called?