Final Exam Review B: Question Preview (ID: 27988)

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Which state of matter takes the shape of its container?
a) solid only
b) liquid only
c) gas only
d) liquid and gas

Which of the following is a homogeneous mixture?
a) mixed nuts
b) trail mix
c) pasta salad
d) air

Which of the following is true about the element, Beryllium (Be)?
a) It has an atomic number of 2.
b) It has an atomic mass of 2.
c) It has 2 valence electrons.
d) It contains 2 protons.

The atomic number of an element is determined by the number of
a) nucleons
b) protons
c) electrons
d) neutrons

Which of the following would NOT be found on the periodic table?
a) water (H2O)
b) Chromium (Cr)
c) Cadmium (Cd)
d) Rubidium (Rb)

The formula, H2SO4, represents a
a) atom
b) element
c) compound
d) mixture

On a BOTG, the independent variable is always
a) behavior
b) time
c) velocity
d) position

During which phase transition does matter in the solid state change to a liquid with the addition of heat energy?
a) fusion
b) freezing
c) sublimation
d) condensation

The overall charge of the nucleus of an atom is
a) positive
b) negative
c) neutral
d) cannot be determined without additional information

Calcium has a charge of 2+. It is a(n)
a) atom
b) ion
c) cation
d) anion

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