Which of the following is a noncrystalline solid that has no defined melting point?
A) quartz
B) glass
C) cement
D) mica
Correct Answer:
Verified
Q32: Cement is a complex mixture of
A)calcium and
Q33: Which one of the following materials is
Q34: Pottery is made nonporous by
A)heating.
B)firing.
C)glazing.
D)painting.
Q35: Assume that you have two compounds,A and
Q36: As opposed to most solids,when glass is
Q38: Optical fibers are made from hair-thin threads
Q39: Which material is characterized by a two-dimensional
Q40: The properties of glass are modified by
Q41: Probably the first metal to be freed
Q42: The name of an ore from which
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