Which of the following statements is/are CORRECT?
1.
The conduction of electricity through copper wire is a chemical
change.
2.
The rusting of iron is a chemical change.
3.
The evaporation of ammonia at -33.3 °C is a chemical
change.
a.
1 only
b.
2 only
c.
3 only
d.
2 and 3
e.
1, 2, and 3
QUESTION 3
All of the following are examples of intensive properties of
matter EXCEPT _______.
a.
ductility
b.
volume
c.
color
d.
boiling point
e.
the state of matter
What is the name of the element with the symbol B?
a.
barium
b.
beryllium
c.
bromine
d.
bismuth
e.
boron