Author Question: The properties of graphene include ________. A) high strength B) low thermal conductivity C) a ... (Read 63 times)

jayhills49 · **on:** Aug 27, 2018

The properties of graphene include ________.

A) high strength
B) low thermal conductivity
C) a zero energy gap
D) A and C
E) A, B and C

Question 2

In the nitrite ion (NO2-), ________.

A) both bonds are single bonds
B) both bonds are double bonds
C) one bond is a double bond and the other is a single bond
D) both bonds are the same
E) there are 20 valence electrons