Which of these is an example of weathering?
A
a landslide moving debris down the side of a mo...
Chemistry, 04.11.2020 01:00 zanaplen27
Which of these is an example of weathering?
A
a landslide moving debris down the side of a mountain
B
a large rock cracking into many smaller pieces around a tree root
C
wind blowing sand from one side of a beach to the other
D
glaciers slowly carrying bits of rock along the ground
Answers: 1
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Which reason best explains why metals are malleable? a)because they have delocalized electrons b)because they have localized electrons c)because they have ionic bonds d)because they have rigid bonds
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An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample? a. naphthalene, a molecular solid with the formula c10h8 b. silica, a network solid held together by covalent bonds with the formula sio2 c. calcium chloride, an ionic compound with the formula cacl2 d. water, an molecular compound with the formula h2o
Answers: 2
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Silver is a white metal that is an excellent conductor. silver tarnishes when exposed to air and light. the density of silver is 10.49 g/cm3. the melting point is 962oc and the boiling point is 2000oc. a chemical property of silver is
Answers: 3
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