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MATTER REVIEW
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Multiple choice
Write the letter of the word, number, or
phrase that best completes each statement.
- The most reliable property used to describe the quantity of
matter is a) weight b) volume c) mass d) density
- The heating of sugar produces a chemical change in which two
new substances are formed. The new substances are a) syrup and
oxygen b) oxygen and carbon c) starch and water d) water and
carbon
- Chemical changes differ from physical changes because in chemical
changers, a) new substances are formed b) properties change
c) a change in mass occurs d) less energy change takes place
- Two characteristics of all matter a) has mass and a definite
shape b) combines with other matter and has mass c) has mass
and occupies space d) combines with other matter and occupies
space
- Chemical symbols for the elements are usually restricted to
one or two letters. A further restriction is that a) both letters
are capitalized b) only the first letter is capitalized c) only
the second letter is capitalized d) neither letter can be capitalized
- The most abundant element in the earth is a) oxygen b) nitrogen
c) silicon d) hydrogen
- The total mass of the substances taking part in a chemical
chamge is a) always increases b) always decreases c) remains
unchanged d) sometimes increases and sometimes decreases
- Energy is involved in both physical and chemical changes.
The energy in chemical changes compared to physical changes
is generally a) greater b) the same c) no difference d) greater
in some but smaller in others
- Which of the following changes would be considered a chemical
change?a) rusting of iron b) magnetizing of iron c) melting
of iron d) bending of iron
- Elements are found in nature a) in a free or elemental state
b) combined with other elements c) either free or in a combined
state d) only in combined state
- The properties of a substance that relate to its ability to
form new substances are labeled a) intensive b) extensive c)
chemical d) physical
- The percentage of oxygen by mass in water is a) greatest when
water is a solid b) greatest when water is a liquid c) greatest
when water is a vapor
- Generally, when a solid substance is heated its volume increases.
The effect of increased temperature on the density of the substance
then is a) to leave the density unchanged b) to increase the
density c) to decrease the density d) impossible to predict
- The ratio of the mass of a sample of matter to its volume
is it’s a) buoyancy b) weight c) density d) specific gravity
- all of the following are examples of extensive properties
except a) temperature b) volume c) weight d) mass
- Properties used to identify substances are usually those that
are a) associated with the general properties of all matter
b) dependent on the amount of the substance c) independent of
the state of matter of that substance d) recognized by direct
observation
- which of the following groups would include more than
one substance? A)elements b) compounds c) mixtures d) none of
the above
- Any mixture of two substances, such as salt and sugar, would
a) have the same properties throughout the mixture b) have to
be separated by chemical means c) have new properties different
from those of salt and sugar d) retain the properties of the
original substances
- A compound differs from a mixture in all of the following
characteristics except a) the components are chemically combined
b) the ratio of the components present is constant c) they can
be broken down by chemical means d) the components have different
properties than when they are separated
- Matter is classified by chemists into three groups-elements,
compounds, and mixtures. Which of these categories could be
described as only substances? A) elements and compounds b) compounds
and mixtures c) elements and mixtures d) all of the above
- Which of the following kinds of matter can be either homogeneous
or heterogeneous? A) elements b) compounds c) mixtures d) all
of the above
- The variation of the mass with the volume of a substance is
a) directly proportional b) inversely proportional to the volume
c) equal to the volume d) unrelated to the volume.
- When magnesium burns in air, the magnesium combines with 64
g of oxygen to form 161.2 g of magnesium oxide. How much magnesium
is burned in the reaction? A) 40.0 g b) 48.6 g c) 64.0 g d)
97.2 g
Solve the following problems. State a) given b) find
c) formula d) substitution e) final answer with the proper units.
- What is the mass of a sample of copper whose volume is 2.5
ml? Density of copper is 8.96 grams per ml
- What is the density of a metal if a 2.00 cubic cm. Sample
of the metal has a mass of 15.8 grams.
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