Which statement best describes the properties of covalent compounds?
A.
They are always solid at room temperature, are brittle, and have a high melting point.
B.
They may be gases, liquids, or solids at room temperature, and have a low melting and boiling point.
C.
They are always composed of an equal proportion of cations to anions.
D.
They are always liquid at room temperature, and have a high melting and boiling point.
E.
They are good conductors of heat and electricity, and are ductile and malleable.
Answers: 3
Chemistry, 22.06.2019 21:00, cxttiemsp021
The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
Answers: 1
Chemistry, 22.06.2019 22:00, robert7248
All of the following are homogeneous mixtures except a) sugar dissolved in water. b) orange juice. c) coffee with cream. d) household vinegar. e) apple juice
Answers: 1
Chemistry, 23.06.2019 00:50, lakhanir2013
The chemical formula for emerald is be3al2(sio3)6.an emerald can be decided as
Answers: 3
Which statement best describes the properties of covalent compounds?
A.
They are...
A.
They are...
Mathematics, 05.07.2019 17:00
Geography, 05.07.2019 17:00
Physics, 05.07.2019 17:00
Mathematics, 05.07.2019 17:00
History, 05.07.2019 17:00